Who performed the character with which  Ozzy Osbourne sang "Born to be Wild" in the music and comedy record "Kermit Unpigged"?
Miss Piggy Miss Piggy is a Muppet character known for her breakout role in Jim Henson's "The Muppet Show". Since her debut in 1976, Miss Piggy is notable for her volatile diva personality, tendency to use French phrases in her speech and practice of karate. She was also known for her on-again/off-again relationship with Kermit the Frog, which began in 1978 and has been on a hiatus since 2015. Frank Oz performed the character from 1976 to 2000 and was succeeded by Eric Jacobson in 2001.
John Altman (actor) John Clarkson Stewart (born 2 March 1952), known as John Altman, is an English actor and singer, perhaps best known for playing "Nasty" Nick Cotton in the popular BBC soap opera "EastEnders". He was among the show's original cast members appearing in the very first episode in February 1985 and appeared on the show on and off as a recurring character. His character was killed off in the 30th anniversary episode of the show which aired in February 2015. Altman has also appeared in several other television series and appeared in many stage productions. In 2010 he became the new frontman of the band Heavy Metal Kids following the death of former frontman Gary Holton in 1985.