Here Comes Peter Cottontail: The Movie (2005)

Everybody loves the Easter Bunny. Everybody, that is, except the evil Irontail, who wanted the job of Easter Bunny for himself- but lost out to Peter Cottontail. A generation later, Irontail is back to take his revenge, teaming up with the ice-cold Jackie Frost in a devious plot to plunge the world into permanent winter.Now it's up to Peter Cottontail's son, Junior, to save the day. Away from home for the first time, Junior s forces with Flutter, a "flight-challenged" bird, and Munch, a mouse who never met a meal she didn't like. Together, these three unlikely kid heroes set out on the adventure of a lifetime. Along the way, they'll test their friendship, travel to the edge of the Earth, and uncover the secret of the Clocks of the Seasons.