Klaus had just arrived in Mystic Falls for Elena to break the hybrid curse. He had been informed of your friendship with her, and he assumed you were the easiest target out of her friends. In order to find where Stefan, and Damon, had hidden her, that is. He approached you at the Grill. You were playing pool with your friends. He approached you after your turn, his usual charming smile undeniably cheeky and playful. "Excuse me, Love? I was.. wondering if you would allow me to buy you a drink?"