CBS

11:35 p.m. The Late Show With David Letterman: WILLIE NELSON
12:37 a.m. The Late Late Show With Craig Ferguson: THE WIGGLES

NBC

11:37 p.m. The Tonight Show With Jay Leno: DANIEL POWTER
12:37 a.m. Late Night With Conan O'Brien: NEIL YOUNG
1:37 a.m. Last Call With Carson Daly: TRAIN

Tuesday, April 25th

ABC

12:05 a.m. Jimmy Kimmel Live: LL COOL J

CBS

11:35 p.m. The Late Show With David Letterman: THE FLAMING LIPS
12:37 a.m. The Late Late Show With Craig Ferguson: BROOKS AND DUNN

NBC

11:37 p.m. The Tonight Show With Jay Leno: AVANT
12:37 a.m. Late Night With Conan O'Brien: SECRET MACHINES, MANDY MOORE
1:37 a.m. Last Call With Carson Daly: THE CLOUD ROOM

Wednesday, April 26th

ABC

12:05 a.m. Jimmy Kimmel Live: ATMOSPHERE, LUDACRIS

NBC

11:37 p.m. The Tonight Show With Jay Leno: GODSMACK
12:37 a.m. Late Night With Conan O'Brien: EAGLES OF DEATH METAL
1:37 a.m. Last Call With Carson Daly: BUBBA SPARXXX, YING YANG TWINS

Thursday, April 27th

ABC

12:05 a.m. Jimmy Kimmel Live: RIHANNA

CBS

11:35 p.m. The Late Show With David Letterman: EMMYLOU HARRIS, MARK KNOPFLER

NBC

11:37 p.m. The Tonight Show With Jay Leno: JENNIFER LOVE HEWITT
1:37 a.m. Last Call With Carson Daly: PANIC! AT THE DISCO

Friday, April 28th

ABC

12:05 a.m. Jimmy Kimmel Live: GODSMACK

CBS

11:35 p.m. The Late Show With David Letterman: JERRY LEE LEWIS
12:37 a.m. The Late Late Show With Craig Ferguson: MANDY MOORE

NBC

12:37 a.m. Late Night With Conan O'Brien: HAWTHORNE HEIGHTS
1:37 a.m. Last Call With Carson Daly: METRIC

Saturday, April 29th

PBS

9:00 p.m. Austin City Limits: ETTA JAMES