Question: Who wrote the music for that thing you do?
Disambiguated questions and answers: question: Who wrote the music for That Thing You Do (1996 film)?
Who wrote The Wonders' song "That Thing You Do"?
answer: Howard Shore
Adam Schlesinger
question: Who wrote the music for the film that thing you do?
Who wrote the music for the song that thing you do?
answer: Tom Hanks
Howard Shore
Adam Schlesinger
Mike Piccirillo
Rick Elias
Scott Rogness
Gary Goetzman
Adam Schlesinger
Adam Lyons Schlesinger
Natural Questions answer: Adam Schlesinger (from the Wikipedia article "That Thing You Do (song)")