The Chipmunk Who Bugged Me is an episode of the Alvin and the Chipmunks series.
Dave and The Chipmunks are on the Orient Express when some important state papers are stolen. Alvin uses his recently acquired Official Top Secret Spy Manual to help solve the mystery. Chipmunk Agent #1 is blown to Dave in his first attempt at the suitcase of the supposed birdwatcher. The "organization" attempts a stakeout but fails to reach their objective. The Master of Disguises is dressed as a lady get to the birdwatcher, however, due to the train riding the hills, Alvin is blown yet again, this time making out with the suitcase. The suitcase is clean, but when they go to return the ladies wig and dress they borrowed, they discover the real agent and she is rolled-up.
- Alvin Seville as Chipmunk Agent #1
- Simon Seville as Research and Development
- Theodore Seville as Master of Disguises
- Dave Seville
- "Secret Agent Man" originally performed by Johnny Rivers.