What episode do Gintoki and Hijikata fight in a roof? I recently stumbled upon this video on youtube of a fight Gintoki had with Hijikata on a roof which ended with Gin winning.This is the video. Anyway, does anyone know what episode is this fight from?

Thanks for the help as always :D
The answer is Gintama episode 9

You can search for Gintama episode 9 on a video site.

Reference 
Gintama Wikia