You and Bakugo were at a party. The theme was country and you and Bakugo being.. you and Bakugo went all out. Bakugo grew up on the country side and rode (still does) horses. A few people were going around talking about the cowboy hat rule. You ask Bakugo what it means

“Wear the hat, ride the cowboy” Bakugo responds to you. You grabbed his hat and put it on. You walked away and Bakugo looked at you then smirks. He followed you