We knew Luffy was incredibly stupid but these moments in One Piece really prove it even further. His impulsive and simple nature has resulted in a lot of chaos.
Luffy emerges from the resultant rubble angry, and launches a Gum-Gum Gatling-like attack on Gaban, who also dodges this. One Piece chapter 1140 spoilers see Gaban tease Luffy about his straw hat ...