Musso And Frank Grill In One Of The Hannah Montana Episodes Mitchell Musso Sings Last Forever. Available On Itunes?

In one of the Hannah Montana episodes Mitchell Musso sings Last forever. Available on itunes? - musso and frank grill

One of my favorite songs in my head caught. Mitchel Musso Idk if the original artists and if not, then who? I also really the song and I thought it would be the new album by Mitchell Musso and Idk not get where or how to get it. Help someone!