Daniel Povenmire, left, and Jeff "Swampy" Marsh, creators of the Disney Channel show Phineas and Ferb, are photographed at LA Studios in Hollywood, California, on May 26, 2010. Povenmire is holding a drawing of the character he created and is the voice of Dr. Doofenshmirtz and Marsh is holding a drawing of the character that he created, and is the voice of Major Monogram. Disney Channel's Phineas and Ferb series marks the first successful animated series for the network, despite numerous tries. (Mel Melcon/Los Angeles Times/MCT) Mel Melcon