I'm newer to the fandom so maybe I just haven't seen it yet, but I haven't really thought of Harry as a big drinker? I thought that was mostly Louis and his friends.
LISTEN you are missing out, my friend. harry is the sloppiest drunk and it’s beautiful but it’s been suppressed lately because they’ve been pushing the louis! lads! clubbing! stuff for a couple months. but harry! gets! so! sloppy!!
(it’s my head canon that he’s an incredible lightweight but what do i know maybe he drinks like a fish)
here’s a roughly chronological (based on hairstyle) post of the sloppiest pop star of all time THIS IS SO LONG BYE