He does the tinfoil gladiator crap outside of the house.
As for his 'banter' hes trying to be something he's clearly not, a secure man. He's trying to be alpha, but to an alpha female like me, he comes across as childish, and probably a one minute man in bed, due to his selfish nature.
The loudest person is always the one trying to prove something, to themselves and the world. Most see that as hilarious, but as I maintain, I see through him and it's a sad act to have, because as he gets older, the booze becomes his real friend.