The Last Adventure!.While celebrating Webby's birthday, the family raid F.O.W.L.'s base at Funso's, only to find it deserted except for two clones of Webby, May and June. Taking them in, Webby becomes suspicious of her own origins while Huey discovers the clones are F.O.W.L. agents sent to steal Finch's treasures. They follow them to the Lost Library, but are discovered and captured. Bradford then tries to get Huey to join him by revealing he is Finch's grandson, but Huey refuses upon learning that Bradford intends to rid the world of adventuring...