1) Frequently compare them to their more successful peers.

“Do they have two heads?”

2) If you’re both out and they say they’re hungry, tell them this:

Revenge is a dish best served…at home.

3) When they tell you to fix something on their phone, tell them this:

“Let the phone rest!”

4) If they use glasses, causally say this:

“You destroyed your eyes.”

5) When they call to ask for money, tell them this:

Black tax evaded.

6) When they come to visit you in your house and attempt to move mad, tell them this:

“You can go back to your house if you disagree.”