flip one’s wig

flip (one's) wig

To react to something, good or bad, with strong emotion. I had to talk to Mr. Myers about the botched report today, and boy, did he flip his wig. I figured Aunt June would be excited to hear I'm getting married, but she totally flipped her wig!
See also: flip, wig

flip one’s wig

and flip one’s lid
tv. to go crazy; to lose control. I so flipped my lid when I got the news. I nearly flipped my wig when I heard.
See also: flip, wig