"I know it isn't your music of choice," they start, as they are lead back to the drinks, "But I feel we might been to wean them all into it, a few decades at a time... hm?" 

As their drinks are topped off, Crowley takes another sip. Eventually, they'll need to leave the party if they want to continue drinking.

"I know angels aren't much for dancing, but with the slower songs there isn't much movement needed."