Hearing him talk about "playing together" was really the final straw. He felt his fists clenching up and he spun round quickly, his coat making a loud swooshing sound.
"When you've quite finished John with your cosy reminiscing I'll be waiting outside. Oh and whilst you're at it, why don't you remind Jim about that brilliant day we had when we all went swimming together. Gosh we had such fun didn't we?" Sherlock gave his best sarcastic smile before turning it into a glare and stalking out of the room slamming the door behind him.
((Definitely jealous))