So you want to have a drink but you aren't sure why? Here are some GREAT reasons to call your friends over and have a party.

April 22nd


- Christian Feast Day
- Discovery Day (Brazil)
- Earth Day (United States)

April 22nd


- 2010 - Deepwater Horizon, an oil rig owned by BP and Transocean, sinks to the bottom of the Gulf Of Mexico after having a blowout two days earlier. The well then created the largest oil spill in U.S. history by constantly gushing oil through the damaged wellhead. People along the Gulf Coast are working to clean oil from the Gulf and stop the rig from leaking with support from BP.
- 2008 - The United States Air Force retires the remaining F-117 Nighthawk aircraft in service.
- 2006 - 243 people are injured in pro-democracy protest in Nepal after Nepali security forces open fire on protesters against King Gyanendra.
- 2005 - Japan's Prime Minister Junichiro Koizumi apologized about Japan's war records.
- 2004 - Two fuel trains collide in Ryongchon, North Korea, killing up to 150 people.
- 2000 - Second Battle of Elephant Pass, Tamil Tigers capture a strategic Sri Lankan Army base and hold it for 8 years.
- 2000 - In a pre-dawn raid, federal agents seize six-year-old Elián González from his relatives' home in Miami, Florida.
- 2000 - The Big Number Change takes place in the United Kingdom.
- 1998 - Disney's Animal Kingdom opens at Walt Disney World near Orlando, Florida, United States.
- 1997 - Haouch Khemisti massacre in Algeria – 93 villagers killed.
- 1997 - The Japanese embassy hostage crisis ends in Lima, Peru.
- 1993 - The Holocaust Memorial Museum in Washington, D.C. is dedicated.
- 1993 - Version 1.0 of the Mosaic web browser is released.
- 1992 - In an explosion in Guadalajara, Mexico, 206 people are killed, nearly 500 injured and 15,000 left homeless.
- 1991 - The Social Democratic Party of Albania is founded.
- 1983 - The German magazine Der Stern claims that the "Hitler Diaries" had been found in wreckage in East Germany; the diaries are subsequently revealed to be forgeries.
- 1979 - The Albert Einstein Memorial is unveiled at The National Academy of Sciences in Washington, DC.
- 1972 - Vietnam War: Increased American bombing in Vietnam prompts anti-war protests in Los Angeles, New York City, and San Francisco.
- 1970 - The first Earth Day is celebrated.
- 1969 - British yachtsman Sir Robin Knox-Johnston completes the first solo non-stop circumnavigation of the world.
- 1964 - The 1964-1965 New York World's Fair opens for its first season.
- 1954 - Red Scare: The Army-McCarthy Hearings begin.
- 1945 - World War II: Prisoners at the Jasenovac concentration camp revolt. 520 are killed and 80 escape.
- 1945 - World War II: Fuehrerbunker: After learning that Soviet forces have taken Eberswalde without a fight, Adolf Hitler admits defeat in his underground bunker and states that suicide is his only recourse.
- 1944 - World War II: Operation Persecution is initiated – Allied forces land in the Hollandia (currently known as Jayapura) area of New Guinea.
- 1930 - The United Kingdom, Japan and the United States sign the London Naval Treaty regulating submarine warfare and limiting shipbuilding.
- 1915 - The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres.
- 1912 - Pravda, the "voice" of the Communist Party of the Soviet Union, begins publication in Saint Petersburg.
- 1906 - The 1906 Summer Olympics, not now recognized as part of the official Olympic Games, open in Athens.
- 1898 - Spanish-American War: The United States Navy begins a blockade of Cuban ports and the USS Nashville captures a Spanish merchant ship.
- 1889 - At high noon, thousands rush to claim land in the Land Run of 1889. Within hours the cities of Oklahoma City and Guthrie are formed with populations of at least 10,000.
- 1864 - The U.S. Congress passes the Coinage Act of 1864 which mandates that the inscription "In God We Trust" be placed on all coins minted as United States currency.
- 1863 - American Civil War: Grierson's Raid begins – troops under Union Army Colonel Benjamin Grierson attack central Mississippi.
- 1836 - Texas Revolution: A day after the Battle of San Jacinto, forces under Texas General Sam Houston capture Mexican General Antonio López de Santa Anna.
- 1809 - The second day of the Battle of Eckmühl sees the Austrian army defeated by the First French Empire army led by Napoleon I of France and driven over the Danube at Regensburg.
- 1529 - Treaty of Saragossa divides the eastern hemisphere between Spain and Portugal along a line 297.5 leagues or 17° east of the Moluccas.
- 1500 - Portuguese navigator Pedro Álvares Cabral becomes the first European to sight Brazil.

April 22nd


- 1990 - Eve Muirhead, Scottish curler
- 1989 - Thomas James Longley, British actor
- 1989 - Dejuan Blair, American basketball player
- 1987 - Mikel John Obi, Nigerian footballer
- 1986 - Amber Heard, American actress
- 1986 - Marshawn Lynch, American football player
- 1986 - Dušan Šakota, Serbian/Greek basketball player
- 1985 - Matt Ballinger, American singer (Dream Street)
- 1984 - Amelle Berrabah, English singer (Sugababes)
- 1984 - Michelle Ryan, English actress
- 1983 - Matt Jones, American football player
- 1983 - Sam Heads, British entomologist and palaeontologist
- 1983 - Jos Hooiveld, Dutch footballer
- 1983 - Francis Capra, American actor
- 1983 - Evangelos Mantzios, Greek footballer
- 1983 - Natalie White, Winner of Survivor: Samoa
- 1982 - Tim Hamilton, Czech pornographic actor
- 1982 - Kaká, Brazilian footballer
- 1982 - David Purcey, American baseball player
- 1981 - Ken Dorsey, American football player
- 1980 - Nicolas Douchez, French footballer
- 1980 - Courtney Friel, American sports & entertainment reporter
- 1980 - Carlos Hernández, Venezuelan baseball player
- 1980 - Kora Karvouni, Greek actress
- 1980 - Aaron Michael Metchik, American actor
- 1980 - Clarke Dermody, New Zealand All Black rugby player
- 1979 - Zoltán Gera, Hungarian footballer
- 1979 - Daniel Johns, Australian musician (Silverchair)
- 1978 - Ezekiel Jackson, Guyanese professional wrestler
- 1978 - Jason Stollsteimer, American singer (The Von Bondies)
- 1978 - Esteban Tuero, Argentinian race car driver
- 1977 - Mark van Bommel, Dutch footballer
- 1977 - Aaron Fink, American guitarist (Breaking Benjamin)
- 1977 - Ambra Angiolini, Italian actress
- 1976 - Dan Cloutier, Canadian ice hockey player
- 1976 - Paul Henderson, Australian footballer
- 1976 - Micha? ?ew?akow, Polish footballer
- 1975 - Greg Moore, Canadian race car driver (d. 1999)
- 1975 - Carlos Sastre, Spanish cyclist
- 1974 - Shavo Odadjian, Armenian/American bassist (System of a Down)
- 1973 - Adem Poric, Australian footballer
- 1973 - Ofer Talker, Israeli footballer
- 1973 - Christopher Sabat, American voice actor
- 1972 - Sabine Appelmans, Belgian tennis player
- 1972 - Owen Finegan, Australian rugby union footballer
- 1971 - Daisuke Enomoto, Japanese space tourist
- 1971 - Eric Mabius, American actor
- 1971 - Ingo Rademacher, German/Australian actor
- 1970 - Andrea Giani, Italian volleyball player
- 1970 - Regine Velasquez, Filipino singer and actress
- 1969 - Dion Dublin, English footballer
- 1968 - Bimbo Coles, American basketball player
- 1968 - Zarley Zalapski, Canadian ice hockey player
- 1967 - Sheryl Lee, American actress
- 1967 - Sherri Shepherd, American comedian and actress
- 1967 - Harvey Williams, American football player
- 1966 - Fletcher Dragge, American guitarist (Pennywise)
- 1966 - Mariana Levy, Mexican actress (d. 2005)
- 1966 - Jeffrey Dean Morgan, American actor
- 1965 - Lauri Hendler, actress
- 1965 - Peter Zezel, Canadian ice hockey player
- 1964 - Estelle Asmodelle, actress, model & writer
- 1963 - Sean Lock, English comedian
- 1962 - Jeff Minter, English video game programmer
- 1961 - Dewey Nicks, American photographer and film director
- 1960 - Tatiana Thumbtzen, American actress, model and dancer
- 1960 - Mart Laar, Estonian statesman
- 1960 - Gary Rhodes, English chef
- 1960 - Randall L. Stephenson, American business executive
- 1959 - Terry Francona, American baseball manager
- 1959 - Catherine Mary Stewart, Canadian actress
- 1959 - Ryan Stiles, Canadian-born actor
- 1958 - Ken Olandt, American actor
- 1957 - Donald Tusk, Polish Prime Minister
- 1955 - Johnnie To, Hong Kong film director and producer
- 1953 - Juhani Komulainen, Finnish composer
- 1953 - Tom Griswold, American radio personality
- 1952 - François Berléand, French actor
- 1952 - Marilyn Chambers, American pornographic actress (d. 2009)
- 1951 - Paul Carrack, English musician
- 1951 - Ana María Shua, Argentine poet
- 1950 - Peter Frampton, English musician
- 1950 - Zygi Wilf, owner of the Minnesota Vikings
- 1948 - Larry Groce, American singer and songwriter
- 1946 - Nicole Garcia, French actress and director
- 1946 - Louise Harel, Canadian politician
- 1946 - John Waters, American filmmaker
- 1946 - Steven L. Bennett, USAF Congressional Medal of Honor Recipient (d. 1972)
- 1945 - Demetrio Stratos, Italian musician (d. 1979)
- 1944 - Steve Fossett, American adventurer (d. 2007)
- 1943 - Louise Glück, American poet and 12th US Poet Laureate
- 1939 - Mel Carter, American singer
- 1939 - Jason Miller, American playwright (d. 2001)
- 1939 - Theodor Waigel, German politician and finance minister
- 1938 - Adam Raphael, English journalist and author
- 1937 - Jack Nicholson, American actor
- 1937 - Jack Nitzsche, American composer (d. 2000)
- 1936 - Pierre Hétu, French Canadian conductor and pianist (d. 1998)
- 1936 - Glen Campbell, American musician
- 1935 - Paul Chambers, American jazz bassist (d. 1969)
- 1930 - Enno Penno, Estonian politician
- 1929 - Michael Atiyah, British-Lebanese mathematician
- 1927 - Laurel Aitken, Jamaican singer (d. 2005)
- 1926 - Charlotte Rae, American actress
- 1926 - James Stirling, British architect (d. 1992)
- 1925 - George Cole, English actor
- 1923 - Avis Bunnage, English actress (d. 1990)
- 1923 - Bettie Page, American model (d. 2008)
- 1923 - Aaron Spelling, American television producer (d. 2006)
- 1922 - Charles Mingus, American musician (d. 1979)
- 1922 - Wolf V. Vishniac, American microbiologist (d. 1973)
- 1919 - Donald J. Cram, American chemist, Nobel laureate (d. 2001)
- 1919 - Carl Lindner, Jr., American businessman and philanthropist
- 1918 - Mickey Vernon, American baseball player (d. 2008)
- 1918 - William Jay Smith, American poet
- 1916 - Yehudi Menuhin, American-born violinist (d. 1999)
- 1914 - Jan de Hartog, Dutch writer (d. 2002)
- 1914 - Michael Wittmann, German soldier (d. 1944)
- 1912 - Kathleen Ferrier, British singer (d. 1953)
- 1910 - Norman Steenrod, American mathematician (d. 1971)
- 1909 - Rita Levi-Montalcini, Italian neurologist, Nobel laureate
- 1909 - Indro Montanelli, Italian journalist and historian (d. 2001)
- 1907 - Ivan Efremov, Russian paleontologist and author (d. 1972)
- 1906 - Eddie Albert, American actor (d. 2005)
- 1906 - Prince Gustaf Adolf, Duke of Västerbotten, second in line to the Swedish throne (d. 1947)
- 1905 - Robert Choquette, French Canadian novelist, poet and diplomat (d. 1991)
- 1904 - Robert Oppenheimer, American physicist (d. 1967)
- 1899 - Vladimir Nabokov novelist, professor, lepidopterist [O.S. 10 April] (d. 1977)
- 1892 - Vernon Johns, American civil rights activist (d. 1965)
- 1891 - Vittorio Jano, Italian engineer (d. 1965)
- 1891 - Laura Gilpin, American photographer (d. 1979)
- 1891 - Harold Jeffreys, English astronomer (d. 1989)
- 1891 - Nicola Sacco, American anarchist (d. 1927)
- 1889 - Richard Glücks, German SS officer and concentration camp administrator (d. 1945)
- 1886 - Izidor Cankar, Slovenian art historian, essayist and diplomat (d. 1958)
- 1884 - Otto Rank, Austrian psychologist (d. 1939)
- 1881 - Alexander Kerensky, Russian politician (d. 1970)
- 1876 - Robert Bárány, Austrian physician, Nobel laureate (d. 1936)
- 1876 - Georg Lurich, Estonian wrestler (d. 1920)
- 1873 - Ellen Glasgow, American author (d. 1945)
- 1872 - Princess Margaret of Prussia, queen of Finland (d. 1954)
- 1870 - Vladimir Lenin, Russian revolutionary (d. 1924)
- 1868 - Archduchess Marie Valerie of Austria (d. 1924)
- 1860 - Ada Rehan, American stage actress (d. 1916)
- 1854 - Henri La Fontaine, Belgian lawyer, recipient of the Nobel Peace Prize (d. 1943)
- 1852 - Guillaume IV, Grand Duke of Luxembourg (d. 1912)
- 1844 - Lewis Thornton Powell, would-be assassin of United States Secretary of State William H. Seward (d. 1865)
- 1840 - Odilon Redon, French painter (d. 1916)
- 1832 - Julius Sterling Morton, Arbor Day founder (d. 1902)
- 1816 - Charles Denis Bourbaki, French general (d. 1897)
- 1812 - Solomon Caesar Malan, British orientalist (d. 1894)
- 1766 - Madame de Staël, French author (d. 1817)
- 1744 - James Sullivan, 7th Governor of Massachusetts (d. 1808)
- 1724 - Immanuel Kant, German philosopher (d. 1804)
- 1711 - Eleazar Wheelock, American founder of Dartmouth College (d. 1779)
- 1707 - Henry Fielding, English author (d. 1754)
- 1692 - James Stirling, Scottish mathematician (d. 1770)
- 1690 - John Carteret, 2nd Earl Granville, English statesman (d. 1763)
- 1658 - Giuseppe Torelli, Italian composer (d. 1709)
- 1610 - Pope Alexander VIII (d. 1691)
- 1451 - Isabella I of Castile (d. 1504)