Today is Adam Sandler's 54th birthday. The former SNL star has done quite well for himself over the years. His net worth is estimated at a whopping $420 Million!  This morning we were discussing our favorite Adam Sandler movies and wondered which had the most success at the box-office. Do you know which one it is? Most would guess Happy Gilmore, Big Daddy, or Billy Madison, but those movies aren't #1 in terms of box office earnings. Keep scrolling to see Adam Sandler's highest-grossing films.