"What'cha doin'?" - Isabella's catchphrase
Isabella Garcia-Shapiro (voiced by Allison Stoner) is a character from the TV series Phineas and Ferb.
Isabella also is a member of the Fireside Girls, a Girl Scout-like troop that does good deeds around Danville.
- Isabella will join the Bugs and Daffy's Adventures team at the end of Bugs and Daffy's Adventures of Phineas and Ferb: Across teh 2nd Dimension.