Audio problem: When they are trying to escape Koopa and the little caveman speaks, then Luigi answers him, he has the Princess' voice.
All Americans - November 6, 1962 - S2-E14
Audio problem: During the speech where Al tells Sam to quit (to force Chewie to play), Sam says he can't quit but his mouth doesn't move for a couple seconds after the words start playing.
Audio problem: When Mr. Bean is on the bus and is trying to retrieve the golf ball, he is hitting the ankles of the passengers. When he hits the ankles of the last two women closest to the camera, they go "Ow" yet their mouths don't move. (00:17:15)
Audio problem: When Violet is singing in front of the audience at the final Glee Club performance, her voice does not match her lips.