The power goes out, leaving Alvin without his electric toys, television, or music, so Dave introduces the boys to another form of entertainment: reading, and his book of choice is Treasure Island.
The Chippettes run into a jewel thief and get knocked out, during which time Brittany imagines them as a group of crime fighting 'Angels', working for the unseen Alvie.
Chipmunks perform in Berlin during the Fall Of Berlin Wall(1989), meanwhile a militant uses the Chipmunks' tour as camouflage to raid empty houses of the audience using tamed chimpanzees.