Help Wanted: Mommy Alvin & the Chipmunks : Season 4 Episode 1

Miss Mooney, the Chipmunks’ teacher, discovers that the Chipettes live alone, thanks to Brittany's ruse that went awry, and has to report them to social services. Dave takes them in, but they begin fighting with the Chipmunks, so Alvin arranges for next-door spinster Miss Miller to take them in.