What Could've Been sheet music. Arrangement for Piano. By Jerome Stokes, Jason Bradford Reeves, Jamie Kenney and Justin Young
By Lois Blaisch and Kirk Franklin, for Guitar, Piano and Electric guitar, style Folk, Gospel and Rhythm & Blues
By Micki Grant, for Guitar and Piano, style Musical, Pop and Stage & Screen
By Jason Nicholas Walsh, Christian Linke and Michael James Pitman, for Piano and Guitar, style Stage & Screen and Pop
By Steve Vai and René Keller, for Synthesizer, Guitar and Bass guitar, style Pop Rock and Rock
By Porter Howell, Mike Stern and Brady Seals, for Guitar, Piano and Electric guitar, style Country, Jazz and Blues
By High School Musical, Adam Watts and Andy Dodd, for Guitar, Piano and Electric guitar, style Romantic, Children and Stage & Screen