*Ravenclaw and Slytherin calling

Ravenclaw: Hey Slytherin, where are you?

Slytherin: Home from the supermarket.

Ravenclaw: Did you forget anything.

Slytherin: No.

Ravenclaw: Did you get the groceries?

Slytherin: Yes.

Ravenclaw: Canned food?

Slytherin: Yes.

Ravenclaw: Water?

Slytherin: Yes. 

Ravenclaw: Sauces and condiments?

Slytherin: Yes.

Ravenclaw: Snacks and junk food?

Slytherin: YES!

Ravenclaw: You sure you're not missing anything?

Slytherin: WHAT?

Ravenclaw: Dude, we went together and you disappeared with the cart while I was eating the samples!

Slytherin: Oh.