If a guy says that you're a card, he means that you are funny. You make him laugh. The card to which he refers is the Joker. It is a good thing!!
When a guy says "you kill me," he likely means that you make him laugh or feel really happy. It's a playful expression used to show that you are funny or bring joy to his life.
it means hes tring to think of somthing to make you laugh and just cant figure you out
Maybe he thinks it will make you attracted to him.
it means that thay like yhuu !!
maybe he might flirting with, or just into you kinda
Sometimes but not always
He means what he says. Guys are like that, you make no sense to him.
He is failing at making a joke (and making a reference from sponge bob)if he say it again just laugh
He's not into you.
he will see if he can do it.
It means he wants to make out with you.