10. What Did Klaus See In Caroline?
Klaus didn't spend all of his free time planning the demise of his enemies but he also found space for love. Of all the people in the Mystic Falls, he fell for Caroline Forbes, Elena's best friend.
Some fans wondered what Klaus saw in Caroline since the two of them were very different. Chances are that Caroline's optimism and kind heart reminded Klaus of the way he and his siblings used to be when they were younger.