But the analogy is out of context, Tiny Tim of Dickens is not a 'funny' character.
Tiny Tim of Johnny Carson era fame was a competitor of Cos in the entertainment and the comedy field..
Duh. Of course the Dickens character isn't funny. That's why Cosby implies that it's inappropriate to laugh at him? Nevermind, son. You watch MTV. That puts you on another planet than the one I inhabit anyway. Later.