By Chris Rosvoglou There are plenty of great walk-up songs in baseball, but there aren’t many walk-up dances that take place at the plate. That changed this week because of a young tee-ball player. As the youngster was walking to the plate, Big Pun’s “Still Not a Player” was playing in the background. Clearly, the kid was a fan of the song. Before he stepped into the batter’s box, he unleashed every dance move in the book. And then for good measure, he made solid contact with the baseball on his very first swing. Watching this tee-ball player get down to this classic song will truly liven up y…