<P> U2 performed at the amphitheatre on June 5, 1983 during their War Tour, in front of a crowd of 9,000 people . The show was filmed for the group's concert film U2 Live at Red Rocks: Under a Blood Red Sky . The show was recorded and part of it was used for the group's live album Under a Blood Red Sky . </P> <P> Depeche Mode performed at the amphitheatre four times: the first time was July 1, 1986 . The second and third were on July 11 and 12, 1990 during their World Violation Tour . The fourth was on August 27, 2009 during their Tour of the Universe, in front of a crowd of 8,679 people . The show was recorded for the group's live albums project Recording the Universe . </P> <P> Red Rocks was one of the favored venues for The Grateful Dead and the venue has become a traditional stop for many subsequent jam bands . Widespread Panic holds the record for the most sold out performances at Red Rocks Amphitheatre (54 shows). Blues Traveler has played the venue every Fourth of July since 1993, except 1999 when lead singer and harmonica player John Popper was unable to play due to heart surgery . </P> <P> Geddy Lee of the rock band Rush said, "It's an amazing location . One of the most beautiful concert venues in America...or anywhere . I would hazard a guess that it's one of the most beautiful anywhere ." Rush played Red Rocks on their R30 30th Anniversary, Snakes and Arrows, and Time Machine tours . </P>

How many times has widespread panic played red rocks