I'll Be There for You (2619 words) by Halrloprillalar
Fandom: Yuri!!! on Ice (Anime)
Warnings: No Archive Warnings Apply
Relationships: Phichit Chulanont/Katsuki Yuuri
Characters: Phichit Chulanont, Katsuki Yuuri
Additional Tags: Friends With Benefits, Dancing, mild drinking, Clubbing, Detroit
Yuuri shivered. "You should have let me bring my jacket."
"You don't want people to think you're the kind of person who cares more about comfort than looks," Phichit said.
Pre-canon, Detroit. Yuuri and Phichit go clubbing and get to know each other a little better.
Also produced this amazing fanwork, a stick-figure YOI Yuuri/Victor Tennis AU comic which you can view in all its stick-figure-y glory on Tumblr!