Q: Why does Helen Keller masturbate with only one hand?
A: She moans with the other.
Helen Keller's Masturbation
Explanation
Explain Bear
Listen up, chucklehead! This "joke" is about Helen Keller, who was blind and deaf. The punchline plays on the fact that she couldn't hear her own moans, so it wouldn't matter if she made noise with one hand busy. Bet you're real fun at parties, you potato!
Wade
Damn