Tasty Mystery Baskets of Clips

Who’s down with HCC?
It's another five-letter word rhyming with "cleanness" or "meanness"
You down with DFP? (Yeah, you know me!)
Who’s down with O.P.P.? (Every last lady!)
'cause after that she kept on coming back and catching feelings
You down for wit PPP? yeah you know me! (Norway, EU, Switzerland)
You down with ACV? Yeah, you know me!
And you just had to stop a toast 'cause he looked just that nice?
You get on occasion if the other party isn't gaming(Uh)
It's O.P.P., time other people's what you get it
Yeah, you know GVT
The first two letters' the same but the last is something different
WHo's down with E.P.P.? This whole party
You down with O.P.L.L.? Yeah, you know me