Although I think pitchers/teams overreact to this sort of stuff, he's turning into quite the narcissist with habit of posing after a hit.
http://scores.espn.go.com/mlb/recap?gameId=340420123
On a side note, someone needs to tell Cole that if Gomez is going to stand in the batter's box after a ball hit that does not leave the field of play, it actually gives them a better chance of getting him out or costing him an extra base.