When Santa's workshop is destroyed by a ferocious storm, even the richest man in the world is stumped for a way to save Christmas. Just when everyone seems to give up all hope, the unstumpable Ava Buttons, together with her friends, discover a way to make Christmas wishes come true. Motivated by a desire to help others, Ava converts even her naughtiest friend, Rowdy Meyers, from an enthusiastic getter to a champion giver.