Hmmm ... let me see ...

Are they all yours?

Have you figured out what causes them yet?

Are any of them twins?

Have you figured out what causes them yet?

Don't you own a TV?

Have you figured out what causes them yet?

Are you pregnant with number 5 yet?

Have you figured out what causes them yet?

How do you managed all of them on your own?

Have you figured out what causes them yet?

You must have your hands full ...

Have you figured out what causes them yet?

Are you insane?

Have you figured out what causes them yet?

You must be a sucker for punishment ...

Have you figured out what causes them yet?

And also people who point to my kids, count to four loudly and look shocked.

And especially when people ask - "Have you figured out what causes them yet?"