Plot: The hopefuls encounter surprises as they continue to compete with the Hollywood duets challenge.
Cast
Ryan SeacrestSelf - HostRyan Seacrest was 46 in American Idol - Season 4 - Hollywood Duets Challenge (Episode 7).
Birthday: Tue, Dec 24 1974
Lionel RichieSelf - JudgeLionel Richie was 71 in American Idol - Season 4 - Hollywood Duets Challenge (Episode 7).
Birthday: Mon, Jun 20 1949
Katy PerrySelf - JudgeKaty Perry was 36 in American Idol - Season 4 - Hollywood Duets Challenge (Episode 7).
Birthday: Thu, Oct 25 1984
Luke BryanSelf - JudgeLuke Bryan was 44 in American Idol - Season 4 - Hollywood Duets Challenge (Episode 7).
Birthday: Sat, Jul 17 1976
Bobby BonesSelf - MentorBobby Bones was >> in American Idol - Season 4 - Hollywood Duets Challenge (Episode 7).
Birthday: Unknown Birthday