[Steve looks up from his sketchbook, smile already beginning to spread across his face. It still seems impossible that Bucky is here, not the one who has been transformed into a weapon by HYDRA, but the Bucky from his childhood. His Bucky.]
It must be your influence. I'm pretty sure all the slacking I've ever done has been because of you.
[If by slacking he means Bucky forced him to socialize and have fun and take random trips to Coney Island instead of spending every day at home with his face lodged into his sketchbook because he didn't have any other friends.]
You playing? [He nods towards the beach volleyball.]