Who would have thought a few years ago that High School Musical would explode like it has? Now, there's no denying it. Don't believe us? In under three years, the franchise has six different titles under its belt. The winter 2008 offering, Disney Sing It High School Musical 3: Senior Year, enables players to sing songs from all three films, karaoke style!ESRB: EveryoneCategory: Role Playing/ Sing-Along