The context of the following conversation is Even though we were all still hungover, Lee got us to drink.:
Lee says Let's get some drinks and party!.
The friend responds I still have a hangover from last night.
Lee responds The best way to get rid of it is drink some more.
The friend responds Yeah man, then what are we waiting for.
Lee responds Let's get to it.
The friend responds Then let's get on with the party.