Alyson Stoner. Alyson Stoner starred as Caitlyn in Camp Rock and Camp Rock 2: The Final Jam and also has been seen in The Suite Life Of Zack and Cody as Max. She has now started voicing Isabella Garcia-Shapiro in Dan Povenmire and Jeff "Swampy" Marsh's Phineas and Ferb.
(wow I made it sound all proffesional xD) (not noting the fact that I spelled professional wrong the first time xD)