We know Adam Sandler is funny. We know he got his start on "Saturday Night Live." We know he casts his friends in a lot of his movies (we're looking at you, Rob Schneider). But, do you know how he got his start in comedy? Do you know the subtle easter eggs a lot of his films contain? No? Well, don't worry, because we're here to fill you in!
Before his new movie, "Grown Ups 2," hits theaters this week, check out 15 things you (probably) didn't know about Sandler.