What was the Electric Mayhem song performed in Muppet family christmas ?
Most sources ( including " Sesame Street Unpaved " and " Sesame Street : A Celebration - 40 Years of Life on the Street " ) state that back problems caused by the physical stress of the performance forced him to bow out , but in a 2009 interview Jerry Nelson gave a different explanation for giving up the role : " I was not loath to give that character up .