bi harry because he was clearly enamored by cedric’s looks and repeatedly mentioned just how good looking sirius was and he’s never really looked at a person by their gender anyway
Not to mention how he went on about how handsome and cool looking Bill was, holy shit!
If you are the older twin, call your little sibling a few times a day and be like “when I was your age” and then describe what you did 7 minutes ago
North: Hey, South, guess what I did when I was your age.
South: Shut up North
North: I set my goddamn trackers