High School Musical Chair Fun Ideas For Kids' Bday Party?

Fun ideas for kids' bday party? - high school musical chair

Background:
My daughter is now 11, is a boy and a girl party, a part of skating, Disney High School Musical "is the theme of hope, that about 30-40 children

I'm trying to find ideas for fun for your bday this year, most skating, music, but I wanted to do a few things that I have come so far,

Journey to Jerusalem (and cliche), but on skates
Polaroid photo station (Instant Guestbook and children love to take pictures)
Directory of high school musical fake "for children to give autographs on their


Other ideas? Thanks