Because he was a potato!
Baa-Dum-Sss
Valleys that have fallen out after an argument.
Cause she doesn't have arms. Knock, Knock, Whose there Not Sally...
Because she had no arms. Knock Knock Who's there? Not Sally
Anything you want, He can't hear you!
T-A-T-E-R.
Because all his genes were hand me downs.