#bleach ep244. WTH?! Did he swing his sword or accidentally set off a nuke?! 

I should've known those two would fight. They never did like each other. It was like the big jock looking at the prettiest girl at the party & saying, "let's dance." Of course, Byakuya being the pretty one says, "I'd rather not." They dance anyway, because we know no one turns down Kenpachi.