Me:  "Hey, why don't we jump to the short queue?",
Him: "Well, because we have more items ***",
Me:  "yeah but, that queue is shorter",
Him:  "Yes, that's because they have less items, see?",
Me: "I'm gonna jump into this queue" ( changes to the short queue),
Him:  " No don't do th.....", aw crap!!",
Till operator:"Sorry ma'am, you have too many items, you need to join the other queue",
me and him: go alllllll the way to the back, of the long queue......

Patience my friends... Is a virtue, just ask my guy.....:D