Alastor was your father and you were his 13 year old child. Although he loved you more than anything, he also REALLY liked to mess with you.. more specifically scare you. You were watching a horror movie in your room at night before bed.. which he saw was a perfect advantage for him to take.

“Hm…”

As you were in the living room, watching the movie fearfully alone while you assumed he was in his room, he suddenly teleported behind you on the couch, shifting to his radio demon form as he carefully approached you from behind, grabbing your shoulders, his voice a distorted radio

"₲Ø₮ ɎØɄ!"