When Penny runs out of cash and can't pay her bills, Sheldon comes to the rescue. He is very kind and doesn't say anything about her failure to pay for a while. Of course, she spends a little carelessly. But the funniest thing is that jerk boyfriend of hers owes her a lot of money. The boys are sent to collect and the result is amazing.. When Leonard shows compassion, Penny shows her air headedness.