If you're really that shy, no wonder grandpa beat you!
5 seconds sound clip from the Drunken Dragon movie soundboard.
You can hear this line at 01:04:42 in the DVD version of the movie.
Quote context
[...]
- Don't worry, I've kept it clean! Look!
- Granduncle! Granny asks if you'd like to come inside.
- If you're really that shy, no wonder grandpa beat you!
- Hey, that's not the reason he was chosen. If I could turn back the clock...
- Doggy, this dirty old man's your Granduncle?
- Grandma, not so loud. You don't want to hurt his feelings.
- He was in such a state getting up the courage simply to come here!
[...]