Pheobe Wu is Eileen's best friend. She goes to a different school so as a result she is not seen a lot. She has an older brother named Eugene. Marcus is shown to have a crush on her. She has black hair and glasses. She is ten, like Jason. She went to the same science summer camp that Jason and Marcus went to. She and Eileen, had a prank war with Jason and Marcus at camp.
Phoebe is friends with Eileen Jacobson, Jason Fox and Marcus Jones. They all became best friends at Camp Bohrmore. Marcus is friendly towards them while jason isn't. Eileen and Phoebe have only appeared 4 times together. 2 in Sunday strips and 2 times in REALLY long story arcs. The first one was when they were at summer camp and the second was when Pheobe visited them.