Teddy nodded along with Billy's explanation and when he said Loki was acting weird-- he spoke up with "YEAH, he has," but was quiet otherwise.
Then it was out in the open.
He inhaled sharply and then gnawed at his lip "Why, though? Do you have feelings for him?"
Sure, David kissed Teddy... but Teddy didn't kiss him back! And it's Loki. Teddy looked defeated, because Loki was so goddamn good looking now that he was older, it was kind of scary.