Guitarist Martin Simpson performs "I Cannot Keep from Cryin' Sometimes" at the Museum of Making Music in Carlsbad, California on November 19, 2008. The performance is one of a five-part series of slide guitar concerts presented in conjunction with the Museum's special exhibition, "The Magic & Mystery of Slide Guitar." The song is Simpson's adaptation of Blind Willie Johnson's "Lord, I Just Can't Keep From Cryin' Sometimes."

Coldplay´s appearence on the Simpsons show. Chris Martin’s guest voice on the show, and live private Viva la Vida performance for Homer and Bart Will be shown complete episode on Sunday.

Catch this all-new episode of The Simpsons with guest voice Chris Martin of Cold Play, this SUN at 8/7c, on FOX!