1.  “I know you are, but what am I?”

2.  “Takes one to know one.”

3.  “You look good…NOT.”

4.  “Why are you such a scaredy cat?”

5.  “I’m telling.”

6.  “No way, José.”

7.  “Talk to the hand.”

8.  “Take a chill pill.”

9.  “I’m rubber, you’re glue. Anything you say bounces off me and sticks to you.”

10.  “He who smelt it dealt it.”

So what did I miss? Share your favorite comebacks in the comments. I’ll add some of the gems I’m picking up from the kids these days.