Almanac: April 23, 2016
- 1936 - Roy Orbison (d. 1988)
- 1939 - Ray Peterson (d. 2005)
- 1940 - Dale Houston (Dale & Grace) (d. 2007)
- 1947 - Glenn Cornick (Jethro Tull) (d. 2014)
- 1949 - John Miles (67)
- 1952 - Narada Michael Walden (64)
- 1960 - Steve Clark (Def Leppard) (d. 1991)
- 1964 - Gen (born Simon Matthews) (Jesus Jones) (52)
- 1967 - Brent Muscat (Faster Pussycat, L.A. Guns) (49)
- 1968 - Stan Frazier (Sugar Ray) (48)
- 1968 - Paul Clifford (Wonder Stuff) (48)
- 1968 - Tim Womack (Sons of the Desert) (48)
- 1974 - Carlos Dengler (Interpol) (42)
- 1975 - Jón Þór Birgisson (Sigur Rós) (41)
- 1979 - Barry Fratelli (Fratellis) (37)
- 1983 - Taio Cruz (33)
- 1986 - Harold Arlen (81)
- 1991 - Johnny Thunders (New York Dolls) - Drug overdose (38)
- 1995 - Lonesome Sundown (born Cornelius Green) (66)
- 2006 - Phil Walden (founder of Capricorn Records) - Lung cancer (66)
- 2011 - Tom King (Outsiders) - Congestive heart failure (68)
- 2011 - Norio Ohga (president of Sony who initiated development of the CD) (81)
- 2011 - Huey P. Meaux (producer) (d. 2011)
- 2012 - Thomas Marth (Killers) - Suicide (33)
- 1956 - Elvis Presley Las Vegas debut at the Frontier Hotel was cut from two to one week.
- 1961 - Red Foley was acquitted of tax evasion due to a hung jury.
- 1963 - The Beatles and the Rolling Stones met for the first time.
- 1965 - The Rolling Stones started their third North American Tour in Montreal.
- 1969 - The Ash Grove in Los Angeles burned to the ground.
- 1976 - Bob Marley & the Wailers opened their Rastaman Vibration North American and European Tour in Upper Darby, PA.
- 1977 - Adam and the Ants made their first live appearance at the Roxy Club in London.
- 1978 - Sid Vicious filmed his version of My Way for the Sex Pistols' film The Great Rock n Roll Swindle.
- 1981 - Johnny Cash, Jerry Lee Lewis and Carl Perkins performed together in West Germany, eventually becoming the album The Survivors.
- 1983 - U2 started their War North American tour in Chapel Hill, NC.
- 1987 - Carole King sued Lou Adler, claiming he owed her $400,000 in royalties. She also wanted ownership of her recordings.
- 1988 - Whitney Houston passed both the Beatles and the Bee Gees with her seventh straight chart topper, Where Do Broken Hearts Go?
- 1992 - George Michael announced he would donate $500,000 to charity from the single Don't Let the Sun Go Down on Me.
- 1992 - Part of Mississippi Highway 23 was renamed the Tammy Wynette Highway.
- 1995 - A Liverpool native, John Hodgson, found a tape in the attic with twelve Beatles recordings from 1959.
- 1997 - The Four Tops received a star on the Hollywood Walk of Fame.
- 1999 - At the Volunteer Jam '99 concert, Charlie Daniels is joined by Garth Brooks, Billy Ray Cyrus, Rhett Akins, Lee Roy Parnell and Johnny Neel.
- 2000 - Johnny Cash was given the Living Legend Award by the Library of Congress.
- 2003 - Bruce Springsteen defended the Dixie Chicks after the backlash from singer Natalie Maines statement about President George Bush.
- 2004 - Green Day is forced to release an official statement to counter rumors that Billie Joe Armstrong had died.
- 2006 - Take That, who had recently reformed, opened their U.K. tour in Newcastle Upon Tyne.
- 2008 - Richie Sambora of Bon Jovi was sentenced to three years probation for driving under the influence.
- 2008 - Amy Winehouse went out on one of her infamous drug and drinking binges in London with the evening including headbutting two men.
- 2010 - Bret Michaels was admitted to the hospital in critical condition with a brain hemorrhage.
- 2006 - Joe Don Rooney (Rascal Flatts) and Tiffany Fallon
- 1993 - Mick Mars (Motley Crue) and Emi-Canyn
- 1963 - Surf City - Jan & Dean
- 1954 - Work With Me Annie - Royals (renamed Hank Ballard & the Midnighters)
- 1971 - Sticky Fingers - Rolling Stones
- 1985 - We Are the World - Various Artists (album)
- 1988 - Alphabet Street - Prince (single)
- 2002 - No Shirt, No Shoes, No Problem - Kenny Chesney
- 1979 - Kenny Everett Video Show (BBC) - David Bowie
- 1989 - The Henderson Kids (U.K.) - Kylie Minogue (first time on British TV)
- 1990 - My Two Dads (NBC) - Bobby Rydell
- 2003 - The Twilight Zone (UPN) - Jessica Simpson
Number Ones - U.S. Singles:
- 1977 - Don't Leave Me This Way - Thelma Houston (1 week)
- 1983 - Come On Eileen - Dexy's Midnight Runners (1 week)
- 1988 - Where Do Broken Hearts Go - Whitney Houston (2 weeks) (Her 7th straight number 1, setting a chart record)
Number Ones - U.S. Albums:
- 1994 - The Division Bell - Pink Floyd (4 weeks)
Number Ones - U.K. Singles:
- 1954 - I See the Moon - Stargazers (1 week)
- 1964 - A World Without Love - Peter & Gordon (2 weeks)
Number Ones - U.K. Albums:
- 1983 - Let's Dance - David Bowie (3 weeks)
- 1988 - Seventh Son of a Seventh Son - Iron Maiden (1 week)