Buck-toothed, knock-kneed...
4 seconds sound clip from the Spaceballs movie soundboard.
You can hear this line at 00:32:01 in the Blu-ray version of the movie.
Quote context
[...]
- Called me an idiot? I'm going back there and explain a few things to her.
- Besides, he's got a sexy voice. He might be cute.
- Wait. You haven't seen how she looks like.
- I know what she looks like. You've seen one princess, you've seen them all.
- Cute? I know these space bums, they're all alike. Fat, ugly...
- Buck-toothed, knock-kneed...
[...]