No Girls Allowed (Dogs Okay) (Secrets of a Lab Rat)

In No Girls Allowed (Dogs Okay), now available in paperback, Scab knows exactly what he wants: a dog. But if his smart times ten twin sister, Isabelle, keeps tattling on him, he s never going to get his pet. The sister repellant spray he invents is effective and profitable until a broken bottle spells mega-stinky disaster.