"I will." Gwen said, the grin on her face brightening. She really was happy for Stiles. He deserved a good one. And so far it sounded like he'd found a good one. Of course, she wanted to give him her Bff seal of approval, but that would come in time, she was sure.
Y'know, after she met him later. She was looking forward to meeting the man who'd stolen Stiles' heart.