"Come on now, a child of five could understand this!"
"I'll tell you what, why don't you go fetch me a child of five!"
I never forget a face...
But in your case I'll be glad to make an exception.
Joe: Hey Jay. I noticed you have a gambling problem. You should go to Gamblers Anonymous meetings.
Jay: I do NOT have a gambling problem!
Joe: Yes, my friend. You do.
Jay: Wanna bet I don’t?
When I get really bored, I like to drive downtown and get a great parking spot.
Then I sit in my car and count how many people ask me if I'm leaving.