When Bugs says, "It's time for this boy scout to do his good deed for the day" and salutes, the salute he uses is the cub scout salute, not the boy scout salute. See more
[Bugs is disguised as a Frenchman
Eh, what is up, M'sieur le physician?
You darn dude! I'll give you a taste of leather!
[Smacks Bugs across the face with his glove
Ha! You have insult the great lover, the Marquis of Queensbury Rules! Take *this*!
[Slips a brick into his glove and hits Sam with it, the broken pieces falling out