qaywsxedcrfvtgbzhnujmikolp

You were bored at school so you decided to type this onto your keyboard in Google and click here. (UK Edition)

Hey, what do you do when bored at school?
I usually type qwertzuiopasdfghjklyxcvbnm into Google.
I type in qaywsxedcrfvtgbzhnujmikolp into Google.

everyone and their cat

An alternate to everyone and their dog for people who hate dogs, or like cats.
It means that a heck of a lot of people either have or done something

Person 1: Man, check out my iPhone!
Person 2: Everyone and their cat has an iPhone, you're not being original.