Mike Viola is a full-time member of The Candy Butchers (which feature TMBG horn veterans Jim O'Connor and Dan Levine on their first album, and later feature Danny Weinkauf) and some-time member of Mono Puff. He co-wrote and sang the title song to That Thing You Do! with Adam Schlesinger of Fountains of Wayne, which was nominated in the Academy Awards and Golden Globe Awards for "Best Original Song."
Viola also appeared with They Might Be Giants on Viva Variety to play lead guitar on "Till My Head Falls Off," and later on Late Night with Conan O'Brien to play lead guitar on "Boss Of Me."