one for the five NCAA women's gymnastics champions. The volleyball and gymnastics banners list all the years in which Bruin teams were NCAA or National champions. Retired numbers The retired numbers of UCLA men's and women's basketball players are displayed in the rafters of Pauley Pavilion. On February 3, 1990, the first four UCLA basketball player jersey numbers were retired. This was the key moment in the "Pauley at 25" celebration of the first 25 years of the arena. The primary criteria for being chosen was that all four players were three-time All-Americans. The initial honorees were: Ann Meyers #15 Denise Curry #12 Kareem Abdul-Jabbar (played under his original name of Lew Alcindor) #33 Bill Walton #32 Significant events Pauley Pavilion has been the venue for many other sports championships, concerts, commencement ceremonies and political events. Concert performers have included Bob Marley, Bad Religion, Bob Dylan, Joni Mitchell, Van Morrison, Bob Hope, Frank Sinatra, Luciano Pavarotti, Eric Clapton, The Grateful Dead, Phish, Guns N' Roses, Metallica, and Faith No More, among others. In 1970, Frank Zappa appeared with the Los Angeles Philharmonic Orchestra performing Zappa's orchestral music. Zubin Mehta directed the orchestra in what would become the soundtrack for Zappa's movie 200 Motels. Frank Zappa & the Mothers of Invention recorded Just Another Band from L.A. at the Pauley Pavilion in 1971, and was released in 1972. In 1984, it was the Los Angeles venue for the 1984 Summer Olympics Men's and Women's gymnastics and Women's rhythmic gymnastics events. Mary Lou Retton became the first Olympic gymnast outside of Eastern Europe ever to have won the Olympic all-around title. On April 26, 1986, a birthday tribute for actress/comedian Carol Burnett was held inside. Singer Neil Diamond performed "Sweet Caroline" in her honor. Two years later in 1988, it was the site of a presidential election debate between George H. W. Bush and Michael Dukakis. Dukakis also held his final election-eve rally here, hosted by the UCLA Bruin Democrats. In 1994, composer Henry Mancini, having learned he had terminal cancer, gave his last concert at Pauley Pavilion. In 2009, UCLA Spring Sing made its Pauley Pavilion return on May 8, having switched from the smaller Los Angeles Tennis Center to this much larger venue due to its popularity and overwhelming demand. On February 26, 2011, the Bruins hosted their last men's basketball home game against the Arizona Wildcats before extensive renovations