DS: A, Albie, Bug, Booger, Bubba, Pele (Did I mention he has a soccer fixation? He can't start playing until the spring, but he's obsessed!)
My mom's sisters call him Louie. (Mostly just because it makes me mad, I think.)
DD: Boo, Pooh, Princess P, P, Prissy
Collectively, I refer to them as the Monkeys. "Come on, Monkeys...."