They might actually have sex, too. But not with you. Your date really doesn't care that she stinks. Your pre-date breath test was unnecessary. So was taking free condoms from the box near the elevator.
Beer is as much an aphrodisiac as the West End is a romantic spot.
Girls who drink it on their dates are bound to disappoint. Don't get me wrong, she really really likes you. You're so cute and understanding. She can just sit with you and talk for hours. Without noticing, you have become her newfound pal.