Gabe in GIRL Z: My Life as a Teenage Zombie has a thing for telling bad jokes to try to get Becca to lighten up. It doesn't really work... Well... should it? haaa!
"What do you call a girl who won't eat on a date?"
Becca, "I don't know, what?"
"A zombie. Get it?"
"I don't think being like this is funny," Becca said. "Not at all."
And here's a few more zombie jokes from ZombieJokes.com: