The Baljeatles

Episode Summary
From Disney Channel Media Net:Baljeet must put together a concert at his summer rock camp, so he asks Phineas and Ferb to help. Although they teach him all about rock music and the lifestyle, Baljeet learns that only he can find his inner rock star. Meanwhile, Candace and Jeremy try to set up Stacy with Marcus, one of the camp instructors and Dr. Doofenshmirtz attemps to create an army of babies.

Background Information
Stacy Hirano might have a crush on a camp instructor name Marcus. This might mean that she and Coltrane aren't together anymore. But it is unknown at the time.