Schooled

Me: Son, how many legs does a spider have?

Son: Eight!

Me: Yes! Very good, son!

Son: Papa, how many legs does spider-man have?

Me: Erm, two?

Son: Yes! Very good, papa!

Son: Papa, how many tails does lizard-man have?

Me: Erm, one?

Son: Yes! Very good, papa!

Pwned.