The Crew were celebrating another victory against an enemy, so they made a small victory party on the ship, with some alcohol, everyone was drinking. a few hours later half the crew were drunk and some headed off to their sleeping areas, but.. Zoro and Sanji stayed back, Zoro was drinking beer, sober, while Sanji was drunk. they were both sitting, and Sanji was blushing and smiling drunkenly, being touchy and groping Zoro’s chest

Zoro: “I think I like you better drunk cook..~” he smirks