Son: Dad, I know I'm adopted.
Dad: Well, how do you know?
Son: I found the adoption papers.
Dad: That is for your mum.
If you know, you know.
Son: Dad, I know I'm adopted.
Dad: Well, how do you know?
Son: I found the adoption papers.
Dad: That is for your mum.
If you know, you know.
As siblings, we always joke about being adopted. It stops being funny when you're playing in your parents' room and find both of your adoption papers. : )