From Hairspray:
Good Morning Baltimore - Nikki Blonsky
Nicest Kids In Town - James Marsden
I Can Hear The Bells - Nikki Blonsky
Welcome to the 60s - John Travolta and Nikki Blonsky
You Cant Stop The Beat - Cast
From Camp Rock:
We Rock - Cast
Play My Music - Jonas Brothers
Songs not from Soundtracks:
I Kissed A Girl - Katy Perry
Disturbia - Rihanna
21st Century Life - Sam Sparro
Hotel Yorba - The White Stripes
Icky Thump - The White Stripes
Great DJ - The Ting Tings
Keep Your Head - The Ting Tings
Fantastic 6 - Alphabeat
Boyfriend - Alphabeat
I love lots, but these I have a real knack for