El Tigre: The Adventures of Manny Rivera 1x27

In this two-part episode, Sartana Of The Dead attacks the Riveras during Dia De Los Muertos, which sends Manny and Frida to The Land Of The Dead. There, Manny must enlist the help of his ancestors to return to the living world and save his family before he and Frida become forever trapped as skeletons in The Land Of The Dead.