Phineas and Ferb Roller Coaster Juvenile T-Shirt

Phineas and Ferb Roller Coaster Juvenile T-Shirt Phineas and Ferb get busy during their summer vacation on this fun Phineas and Ferb t shirt in juvenile sizes! The Phineas and Ferb Roller Coaster Juvenile T-Shirt is blue. It features an image from the first episode of TV's Phineas and Ferb with the words "Gadget Masters" below a blueprint of a roller coaster, with Phineas saying, "Oh, we're only building the world's greatest roller coaster!"