When L.O.V.E.M.U.F.F.I.N. moves the Earth further from the sun, Phineas and Ferb must find a way to save summer and prevent a new ice age.
Vincent Martella , Ashley Tisdale , Thomas Brodie-Sangster , Caroline Rhea , Richard O'Brien , Dan Povenmire , Jeff 'Swampy' Marsh , Tyler Alexander Mann , Dee Bradley Baker , Jay Leno
