text: In 2003, he guest-starred on Smallville, the Superman prequel in which his wife Annette O'Toole starred as Martha Kent. McKean played Perry White, who ultimately becomes Clark Kent's boss. He previously associated with the Superman universe in 1994 on the Lois & Clark: The New Adventures of Superman first-season episode "Vatman," in which he played Dr. Fabian Leek, a cloning expert who creates a Superman clone that belonged to corporate mogul Lex Luthor (John Shea). Also, during his short stint on Saturday Night Live, McKean played Perry White in a Superman spoof. McKean appeared in the Christopher Guest comedy A Mighty Wind (2003), also co-writing several songs for the film, including the title track (with Guest and Eugene Levy), which won the Grammy for Best Song Written for a Motion Picture, Television or Other Visual Media and A Kiss at the End of the Rainbow, which was nominated for the Academy Award for Best Song.
  McKean performed in the Broadway production of Hairspray in 2004. He co-starred as Hines in a revival of The Pajama Game with Harry Connick, Jr. at the American Airlines Theatre in the first half of 2006. Also in 2006, McKean reunited with most of the cast of A Mighty Wind to film the comedy For Your Consideration and appeared in the play Love Song on the stage in London. His musical interests led him to a starring role in the 2008 comedy air-drumming film Adventures of Power, in which he was reunited with Jane Lynch, his co-star from For Your Consideration, in a story intended to honor the leaders and fighters of the 99% movement.