The business 'went belly-up' [=went bankrupt] during the long recession.
The team 'went belly-up' in the play-offs.
a middle-aged man with a big 'beer belly'
(..) We're ready to move on this. He is so on board! There it is! The most terrifying place on earth! At long last, we've arrived at he belly of the beast. The lair of the green-eyed man! Rhino, hold up! Hold up! What, what is the problem? I'm... I'm popped? (..)2008 Bolt
(..) - I have a ball. - There is no turning back. - I guess I have to roll with the punches. - Easy will be parley equation. - Promise. Gotta warn you, going into the belly of the beast, danger in every turn. - I eat danger for breakfast. - You're hungry? - Starving. - Welcome aboard. (..)2008 Bolt