Audio problem: In the beginning when the man says "That's it Evans, you're fired", you can see Evans talk, but you can't hear him. (00:01:55)
Audio problem: The people go looking for the guy's leg and see the tiger. When the guy says "Look", the sound comes out later than his mouth moves.
Audio problem: In the "Every Sperm is Sacred" song, when the priest and the newlyweds sing, the woman's mouth stops, but her voice is still heard.
Audio problem: Throughout the Galaxy Song, the mouths don't match some words.
Audio problem: The young soloist during the "Every Sperm is Sacred" song is missing her two front teeth, but articulates perfectly, even the s's. It's obviously been dubbed.
Answer: Graham Chapman.
Xofer