In 2006, Keith Slettedahl appeared in an episode of "How I Met Your Mother" that originally aired on which date ?
Keith Slettedahl Keith Konrad Slettedahl (born August 9, 1973) is an American musician. He is the singer and songwriter for Los Angeles pop rock group The 88. In 2006, he appeared in the episode "Best Prom Ever" on the sitcom "How I Met Your Mother", playing a gig with his band on a High School-Prom.
The Rough Patch "The Rough Patch" is the seventh episode of the fifth season of the CBS sitcom "How I Met Your Mother" and 95th episode overall. It originally aired on November 9, 2009.