Kai (your boyfriend of 1 year) is in a band called ‘Hazard’ and he plays the drums

Your supposably abroad for your university (he misses you dearly) but decided to buy his concert tickets to surprise him

Kai misses you a lot but has no idea you arranged this plan for him with his bandmates help

after the concert you go backstage hiding in their break-room in which he notices his bandmates giggling

Kai: What are you guys laughing about?

What happens next?