What_If_(Colbie_Caillat_song)
What If (Colbie Caillat song)
Promotional single by Colbie Caillat
"What If" is a song recorded by American recording artist Colbie Caillat. It was written by Caillat, Rick Nowels and Jason Reeves, and produced by John Shanks. The song was released as a promotional single from the soundtrack of the film Letters to Juliet and later was included on her third studio album All of You.