An alien walked into a shop and told the owner that he came from Mars and wanted to buy a brain for research. ''How much is this one?'' he asked. ''That one is a monkey brain, and it's $20,'' the owner explained. ''How much is that one?'' the alien asked. "That one is a female brain, and it's $100,'' the owner replied. ''And how much is that one?'' the alien asked. ''That one is a male's brain and it is $500'' the owner explained. ''Why so expensive?'' the alien asked. The owner answered,''Well, it's hardly been used!'' Q: Why did the blonde build a bridge across the river? A: So she could have shade when she swam across. Two brooms are getting married. Before the ceremony, the bride broom says to the groom broom, "I think I'm going to have a whisk." The groom broom says, "How can that be? We haven't even swept together!" Q: What do you call a brunette between two blondes? A: The translator. Q: What do you call a blonde between two brunettes? A: A mental block.