Happening just one day a year, normally between the hours of 6 a.m. to 12 p.m., when your wife/girlfriend/roomate buys you the wrong sized:
Normally followed by a Christmas Kick
(Grandpa): What's your problem Robert?
(Robert): Shut up old man, your precious Grand Daughter bought me a size 38, im a 36!
(Grandpa): That's just wrong!?
(Robert): What?! You want a Christmas Punch too!