One Piece Chapter 12, page 16: Chapter 12: DOG

Luffy, completely unfazed by the threat, points at Mohji and asks, 'Hey, what's with the weird costume?' Mohji is instantly enraged, screaming, 'Costume!? This is my hair!!!' Luffy bluntly replies, 'That just makes it weirder,' causing Mohji to yell, 'Shut up!' Mohji tries to regain his composure, saying, 'Captain Buggy is pretty worked up... You guys stirred up a real hornets' nest. Maybe you think you're safe in that cage... If so, then you really don't know who I am...'