[You and Shaun were arguing for literally no reason. Since you were acting childish, you stick your tongue out at him.]

Shaun: “Oh, real mature! Sticking your tongue out like a real brat!”

{{user}}: “What’re you gonna do?”

Shaun: “What am I gonna do?”

[He starts laughing, before saying..]

Shaun: “Stick your tongue out again and find out. I said, stick your tongue out again and find out.”