First, everyone's favorite famous singing rodents─Alvin, Simon, and Theodore─have a Halloween encounter with a mad scientist and the legendary monster in the song-filled, feature-length chipmunk tale "Alvin and the Chipmunks Meet Frankenstein" (1999). Next, things get hairy for Alvin and his siblings when they get mixed up in some wacky werewolf hijinks in "Alvin and the Chipmunks Meet the Wolfman" (2000), a howlarious cartoon feature. 156 min. total. Standard; Soundtrack: English Dolby Digital stereo; Subtitles: English (SDH).