Kayla loves riding her pink pony, a three-wheeled bike, up and down the street, day after day. But then Daddy announces that it's time for a big-kid bike, one with just two wheels. At the store, Kayla selects her mount, but when she tries to ride it, she is thrown--again and again. Can she tame this intimidating set of wheels? Or is the new blue bike just too wild?
