One Piece Chapter 1, page 17: Romance Dawn

Suddenly, the tavern door is violently kicked open with a loud "SLAM!". A group of rough-looking men enter, their leader shouting: "Make way for the scourge of the mountains!" The pirates look over calmly as the mountain bandits walk in. The leader sneers: "Heh heh... So you call yourselves pirates, eh? First time I've seen pirates... You look like a sorry lot to me." Luffy continues eating his food, completely unbothered, while Makino looks tense.