It's Ellen's 1,700th show! She's throwing a celebration for this landmark event that you don't want to miss! We're looking back at some of the funniest, most outrageous, most incredible moments from the past year, and making some new ones you won't soon forget! One of the funniest new comedians, and Ellen's rap partner, REBEL WILSON is stopping by the celebration to tell Ellen about her new show "Super Fun Night" on ABC! Whether she's making us laugh in films like "Bridesmaids" or "Pitch Perfect" or bustin' a rhyme with Ellen to Salt-N-Pepa's "Shoop," you can count on it being a super fun day when Rebel is here! Plus, Ellen's got big surprises in store! She's playing her exciting new giveaway game, "What's in the Box?" -- and her audience is going to win big! She's also meeting a pair of coworkers she surprised over Skype with some unbelievable gifts that will change their lives forever. All that, and she's got special guest DJ ADAM LAMBERT! It's a day full of fun and surprises on Ellen!