Dragonbreath. 2. Attack of the Ninja Frogs

"Danny Dragonbreath knows girls are nothing but trouble. And the new foreign exchange student, Suki the Salamander, is the worst: she's reduced his best friend, Wendell, to a blithering, lovesick tadpole. But when a group of ninja frogs attempt to kidnap her, Danny knows he must step in. Danny and Wendell have watched lots of kung fu movies and can totally take on a bunch of ninja frogs. Or, um, so he hopes..."--