She responds by yelling, at the top of her voice, “NO! I will not sleep with you!”
Everyone at the bar is now staring at them. Naturally, the guy is extremely embarrassed and slinks back to his table.
After a few minutes, the woman walks over to him and apologises. She smiles and says quietly, “I’m sorry if I embarrassed you. You see, I’m a psychology student and I’m studying how people respond to embarrassing situations.”
To this, the man responds at the top of his voice, “WHAT DO YOU MEAN £800?”