In the pub with my girlfriend last night when she said, "Can I ask you a question?"
"Sure babe," I replied,. "What is it?"
She said, "Why are you with me?"
I said, "Because I love you."
She said, "I know, but this is the ladies toilets and I'm trying to have a shit!"
A college professor started to notice that one of his students, Dave, started gaining lots of female attention.
So, one day he asks Dave about his secret.
Dave replies: "Well, before sex I simply whip out my willy and smack it against the bedside table, like a hammer. It numbs it up and makes me last longer".
Later that day, the professor gets home to his wife and finds her in the shower - a welcome opportunity for sex.
So, he quickly undresses and starts banging his dick against the dresser, just before hearing his wife calling from the shower: