It's more funny, than I expected XD I didn't know that trick! D8 I heard about add-"in my ass"-to-the-title-of-the-song-you're-listening-to thing, though.

From LMM:
And you never know but twins might show up. I think it would be fun to have two the same age.
Harry/Mary thinks it would be fun to have children? FUN? Baby is not a toy! >:(