loseit Go nuts Go berserk Wig out Go bonkers Go ape Have a tantrum Go completely nuts Fly into a rage Have kittens Suddenly go berserk Go off the deep end: 2 wds Become unglued Flip out Go ballistic Snap and then some Come unglued *Face Freak Blow up, maybe Blow one's top Go bananas Go to pieces Become enraged Go postal: 2 wds