Brian gave a speech introducing 'Def Leppard to a hugely enthusiastic crowd.

From www.rockwalk.com:

Founded on November 13, 1985, Hollywood's RockWalk® is a sidewalk gallery and museum featuring handprints, signatures and memorabilia from Rock 'n Roll's greatest musical performers and innovators. These industry icons have each been deemed by their peers to have made the greatest contributions to forge the integrity and promote the growth of Rock 'n Roll as an art form.