Robert Lopez "The Backson" from Winnie The Pooh

UPDATE: Brooklyn songwriter Robert Lopez, along with his wife, Kristen Anderson-Lopez, won a 2014 Oscar for Best Original Song for the ballad "Let It Go" from the movie "Frozen." HEAR THE FULL INTERVIEW AND PERFORMANCE:http://wny.cc/pg844A Songwriter Robert Lopez won his first Tony Awards in 2004 for his hilariously irreverent "Avenue Q" score. He followed up his raunchy puppet work with the music for yet another Broadway smash hit -- "The Book of Mormon." Lopez takes a seat at the piano in the Soundcheck studio to talk about his missionary-centered musical collaboration with South Park creators Trey Parker and Matt Stone.