If I Knew Then What I Know Now sheet music. Arrangement for Piano. By TIM C, MICHAEL L. RICCCIARDI and TIM C. DORAN
By Julie Flanders, October Project and Emil Adler, style Stage & Screen
By Ina Wroldsen, Mark Collins and Timothy Burgess, for Guitar, Piano and Electric guitar, style Pop, Country and Indie
By Hilton Kean Jones, for Electric guitar, Guitar and Piano, style Country
By JYE BRYANT, for Piano, style Stage & Screen
By Wayne Hector, Jimmy McCarthy and Steve Mac, for Piano and Guitar, style Pop and Folk
By Eddie Perfect, for Piano, style Musical, Broadway and Rock