Rock Star is a 2001 American musical comedydrama film directed by Stephen Herek and starring Mark Wahlberg and Jennifer Aniston. It tells the story of Chris Izzy Cole, a tribute band singer whose ascendance to the position of lead vocalist of his favorite band was inspired by the reallife story of Tim Ripper Owens, singer in a Judas Priest tribute band who was chosen to replace singer Rob Halford when he left the band.
Internal struggles among the actual Steel Dragon band members culminate with the firing of their lead singer, Bobby Beers Jason Flemyng, and the starting of recruitment sessions to find a new vocalist. Chris experiences his own strife with his Blood Pollution bandmates, particularly guitarist Rob Malcolm Timothy Olyphant. During a live performance, Robs playing fails to live up to Chris overdemanding standards regarding notefornote accuracy to the original Steel Dragon recordings, and Chris sabotages Robs amplifier midsong a fight breaks out between the two onstage. The next day, Chris arrives at Blood Pollutions rehearsal space the basement of an Xrated theater to find that hes been fired and replaced with his archrival, the now former lead singer of another Steel Dragon tribute band. Rob also cites Chris inability to create his own musical style, preferring to remain the singer in a tribute band.One day in 1984, Chris receives an unexpected phone call from Steel Dragons founder and rhythm guitarist, Kirk Cuddy Dominic West, and is offered an audition for the band thanks to two of Blood Pollutions groupies, who showed Kirk a videotape of one of Blood Pollutions concerts. After hanging up on Kirk once, thinking hes being made fun of, Chris ecstatically agrees. At the studio, he meets the band, as well as learning that Bobby Beers was fired because he was a closeted gay, and gives an outstanding performance of We All Die Young a Steel Dragon song in the movie, but it is actually a song by Steelheart, whose lead vocalist Miljenko Matijevic provides Coles singing voice for the film. Chris joins the band as their new singer, adopting the stage name Izzy. Following a successful debut concert with Steel Dragon, Izzy must come to grips with the pressures of his newfound fame and success. The band embarks on a lengthy tour and Izzy experiences the excesses of the lifestyle, with the groups manager, Mats Timothy Spall, serving as a sympathetic mentor to Izzy. ........
Source: Wikipedia