It was just a trivial mistake that got 'blown up' into something much worse. [=got greatly exaggerated]
The whole situation has 'blown up in his face' [=has gone terribly wrong] and he may well be fired!
The election has been 'blown' wide open by the revelation that one of the candidates was lying.
(..) - Maybe I'll put it in her brownie. - Hey! - What happened to you? - What? or I might die or something. Oh, I got blown, so I can't sleep. You're not gonna believe this. Apparently my dad and Maeby took a drive up the coast. - You're kidding me. - (..)2004 TvShow: Arrested Development Title: Afternoon Delight Season: 2 Episode 6