Top 10 with Usher

AMERICAN IDOL: R&B superstar Usher is the guest mentor on AMERICAN IDOL airing Tuesday, March 30 (8:00-10:00 PM ET/PT) on FOX. L-R: Michael Lynche, Casey James, Katie Stevens, Lee DeWyze, Usher, Didi Benami, Crystal Bowersox, Siobhan Magnus, Andrew Garcia, Tim Urban and Aaron Kelly. CR: Michael Becker / FOX

Siobhan Magnus

AMERICAN IDOL: Siobhan Magnus performs on AMERICAN IDOL airing Tuesday, March 30 (8:00-9:00 PM ET/ PT) on FOX. CR: Michael Becker / FOX.

Casey James

AMERICAN IDOL: Casey James performs on AMERICAN IDOL airing Tuesday, March 30 (8:00-9:00 PM ET/ PT) on FOX. CR: Michael Becker / FOX.

Michael Lynche

AMERICAN IDOL: Michael Lynche performs on AMERICAN IDOL airing Tuesday, March 30 (8:00-9:00 PM ET/ PT) on FOX. CR: Michael Becker / FOX.

Didi Benami

AMERICAN IDOL: Didi Benami performs on AMERICAN IDOL airing Tuesday, March 30 (8:00-9:00 PM ET/ PT) on FOX. CR: Michael Becker / FOX.

Tim Urban

AMERICAN IDOL: Tim Urban performs on AMERICAN IDOL airing Tuesday, March 30 (8:00-9:00 PM ET/ PT) on FOX. CR: Michael Becker / FOX.

Andrew Garcia

AMERICAN IDOL: Andrew Garcia performs on AMERICAN IDOL airing Tuesday, March 30 (8:00-9:00 PM ET/ PT) on FOX. CR: Michael Becker / FOX.

Katie Stevens

AMERICAN IDOL: Katie Stevens performs on AMERICAN IDOL airing Tuesday, March 30 (8:00-9:00 PM ET/ PT) on FOX. CR: Michael Becker / FOX.

Lee Dewyze

AMERICAN IDOL: Lee DeWyze performs on AMERICAN IDOL airing Tuesday, March 30 (8:00-9:00 PM ET/ PT) on FOX. CR: Michael Becker / FOX.

Crystal Bowersox

AMERICAN IDOL: Crystal Bowersox performs on AMERICAN IDOL airing Tuesday, March 30 (8:00-9:00 PM ET/ PT) on FOX. CR: Michael Becker / FOX.

Aaron Kelly

AMERICAN IDOL: Aaron Kelly performs on AMERICAN IDOL airing Tuesday, March 30 (8:00-9:00 PM ET/ PT) on FOX. CR: Michael Becker / FOX.

Usher

AMERICAN IDOL: Music Superstar Usher performs on AMERICAN IDOL Wednesday, March 31, (9:00-10:00 PM ET/PT) on FOX. CR: Michael Becker / FOX.

Usher

AMERICAN IDOL: Music Superstar Usher performs on AMERICAN IDOL Wednesday, March 31, (9:00-10:00 PM ET/PT) on FOX. CR: Michael Becker / FOX.

Usher & will.i.am

AMERICAN IDOL: L-R: Usher and wil.i.am perform together on AMERICAN IDOL Wednesday, March 31, (9:00-10:00 PM ET/PT) on FOX. CR: Michael Becker / FOX.

Usher

AMERICAN IDOL: Music Superstar Usher performs on AMERICAN IDOL Wednesday, March 31, (9:00-10:00 PM ET/PT) on FOX. CR: Michael Becker / FOX.

will.i.am

AMERICAN IDOL: will.i.am performs on AMERICAN IDOL Wednesday, March 31, (9:00-10:00 PM ET/PT) on FOX. CR: Michael Becker / FOX.

Diddy

AMERICAN IDOL: Diddy performs on AMERICAN IDOL Wednesday, March 31, (9:00-10:00 PM ET/PT) on FOX. CR: Michael Becker / FOX.

Diddy

AMERICAN IDOL: Diddy performs on AMERICAN IDOL Wednesday, March 31, (9:00-10:00 PM ET/PT) on FOX. CR: Michael Becker / FOX.

Didi Benami

AMERICAN IDOL: Didi Benami is eliminated on AMERICAN IDOL Wednesday, March 31, (9:00-10:00 PM ET/PT) on FOX. CR: Michael Becker / FOX.