Josh and Danny are stuck in Princess Landa store full of pink toys and worse: actual girls! To avoid security guards and screeching girls, the twins try a quick spritz of the infamous S.W.I.T.C.H. formula. But the spray only half-works! They are stuck with the head of a lizard and the body of a boy. Then their situation takes a nasty turn....

Gecko Gladiator 2017, Audible Studios on Brilliance

ISBN-13: 9781536641127

MP3 format

Gecko Gladiator 2014, Darby Creek Publishing, Minneapolis

ISBN-13: 9781467721714

Trade paperback

Gecko Gladiator 2014, Lerner Classroom, Minneapolis

ISBN-13: 9781467721158