Adam Yauch | 1964-2012

Adam “Ad-Rock” Horovitz, Adam “MCA” Yauch and Mike “Mike D” Diamond of the Beastie Boys pose on a rooftop in New York City in 1994.  (L. Busacca / WireImage)

Beastie Boys Adam “MCA” Yauch, left, Mike “Mike D” Diamond and Adam “Ad-Rock” Horovitz.  (Ron Galella / WireImage)

Beastie Boys Adam “MCA” Yauch, left, Mike “Mike D” Diamond and Adam “Ad-Rock” Horowitz perform at the Kroq Weenie Roast 2004 concert at the Verizon Wireless Amphitheater in Irvine.  (Frazer Harrison / Getty Images)

Beastie Boys Mike “Mike D” Diamond, left, Adam “MCA” Yauch and Adam “Ad-Rock” Horovitz attend a film party at the 2006 Sundance Film Festival in Park City, Utah.  (Frazer Harrison / Getty Images)

Adam “Ad-Rock” Horovitz, left, Adam “MCA” Yauch and Mike “Mike D” Diamond of the Beastie Boys are seen at the 2006 Sundance Film Festival in Park City, Utah.  (Mark Mainz / Getty Images)

Tibetan Freedom Concert co-organizer and Beastie Boy Adam “MCA” Yauch tears through a number during the Beastie Boys set in July 1996 at the Polo Fields in San Francisco’s Golden Gate Park.   (Sam Morris / Associated Press)

Adam “MCA” Yauch of the Beastie Boys performs during the Live Earth London concert at Wembley Stadium in July 2007 in London.   (Dave M. Benett / Getty Images)

Adam “MCA” Yauch of the Beastie Boys speaks at Amnesty International USA’s fifth Media Spotlight Awards in New York City.  (Kevin Mazur / WireImage)

Adam “MCA” Yauch of the Beastie Boys is pictured in June 2008 in New York.  (Mary Altaffer / Associated Press)