I am game

It means "I am ready"

"There's a paintballing war over at Justin's? I am game!"

"We're going out to pick up some chicks? Hell yeah, I am game!"

I'm over it

Something you say when something like a break-up with your girl-/boy-freind and you've supposedly forgotten about it and have moved on. Yeah right...

Joe: Dude, you all right? I heard Shelly dumped you last night...
John: Nah, I'm over it...

fling fling

Fake bling bling.

Jim: Hey John check out my new bling bling! John: WTHthat's just a 15 dollar watch from Walmart! That's just fling fling fool!