Because D-shells are too big and B-shells are too small.
He was going as a banana.
Well, if I'm gonna be impotent, I'm gonna look impotent.
Cause they want the D.
Because he was self-CONCH-ious.
Because she was fish tailing!
Cause she was too big for B- shells! (my 6 year old niece likes to tell this joke)
She grew out of her b-shells
Because D shells are too big and B shells are too small.