Q: Why was the mole of oxygen molecules excited when he walked out of the singles bar? A: He got Avogadro's number!

A man walks into a bar with a piece of asphalt under his arm and asks the barman “Can I have a drink for me and one for the road?”

Q: How do you know a man is really really gay? A: When he's nursing a Bacardi Breezer!!!

A redheaded man walks into a bar and sits next to another redheaded man. He orders a Guinness, and the 2nd redheaded man turns to him. "I'm guessing from that accent you're from Dublin?" he asks, in an Irish brogue. "Of course!" the 1st guy exclaims, "here, bartender, get this guy a Guinness, too." Their exchange continues: 1st: "Lemme ask you, what street did you grow up on?" 2nd: "St. Catherine Street. And you?" 1st: "St. Catherine Street, same as you!" 2nd: "Here, bartender, get this guy a Jameson! What school did you go to?" 1st: "St. Jospeh's Boy's Academy." 2nd: "Son of a b ... read more

An alien walks into a bar and sits next to a drunk guy and begins poking him in the shoulder. The drunk guy just ignores him. After a wile the guy turns to the alien and begins looking him up and down. He notices that the alien has no genitalia. He then asks "You guys have no genitalia, how do you guy have sex?" The alien, still poking him in the arm, just smiles!