We’re looking at 10 signs you may actually be dating your best friend—and you don’t even realize it! For example, are you constantly having to make a defense with a long, thought-out list of reasons why you’re “so not a couple” to your friends? If your BFF made plans that don’t involve you, or makes a new friend and you become a jealous freak, you may want to re-examine what you’re jealous of. Oversharing comfortably is a definite sign that things are taking a relationshippy turn.