Walking in the halls. Pushing all the slow people out of the way for you.
The teacher calling on him and he gives her this^^ look and does his infamous idgaf shrug
Whenever he sees you (probably flirting with you)
When he sees you walking down the hall
Him aceing a test vs bombing it
Him being distracted by you during class. Ugh guyyysss!! I'm taking request for any idol from any group. I'm bored lately. Next on my list: JHope ^-^