Adam Sandler is back in action as Happy Gilmore ... could be seen wearing a striped robe and sunglasses (over some sweats and sneakers, naturally) on the “Happy Gilmore 2″ set in South Orange ...

Flushed with hubris after the success of his “non-carbonated energy beverage” Pimp Juice and a part in the new Adam Sandler movie ... dominates the superior Sweat, which brings on press ...