This term is frequently use in online video games, in the context that certain, noob pwning guns are "banana crazy."
Fred:Oh, he wanted to lick the frosting off of the candles, but his mom said he would just eat 'em again. Now he's just going banana crazy...
Mitch: You're getting so many kills with that RPG!
Joe: I know, the RPG is totally banana crazy! It pwns noobs like they're going out of style!