"Step Brothers" Premiere (13 images)

Will Ferrell, a cast member in the motion picture comedy "Step Brothers", attends the premiere of the film in Los Angeles on July 15, 2008. (UPI Photo/Jim Ruymen)

John C. Reilly, a cast member in the motion picture comedy "Step Brothers", attends the premiere of the film in Los Angeles on July 15, 2008. (UPI Photo/Jim Ruymen)

Will Ferrell, a cast member in the motion picture comedy "Step Brothers", attends the premiere of the film in Los Angeles on July 15, 2008. (UPI Photo/Jim Ruymen)

John C. Reilly, a cast member in the motion picture comedy "Step Brothers", attends the premiere of the film in Los Angeles on July 15, 2008. (UPI Photo/Jim Ruymen)