The was a monumental three-and-a-half-hour event that aired on February 15, 2015, celebrating four decades of the iconic comedy institution. While not technically "S1E1," it served as a career-spanning retrospective that brought together nearly every living era of the show's cast. The "Office Party" of the Century
The special was described by some as "the world's longest office party"—a mix of high-energy reunions and "insider-y" moments that felt like a love letter to the staff and alumni as much as the audience. It featured a massive gathering of comedy royalty, including , Will Ferrell , Tina Fey , and Bill Murray . Highlights and Standout Moments [S1E1] 40th Anniversary Special
: A special "Update" trio featured former anchors Tina Fey , Amy Poehler , and Jane Curtin . The segment included modern stars playing classic characters, such as Emma Stone as Gilda Radner's Roseanne Roseannadanna and Melissa McCarthy crashing through the desk as Matt Foley. The was a monumental three-and-a-half-hour event that aired
: This recurring sketch featured a star-studded version where Bradley Cooper famously made out with the legendary Betty White . It featured a massive gathering of comedy royalty,
: Jerry Seinfeld fielded "audience questions" from a variety of stars, including Michael Douglas, Larry David, and even Sarah Palin. The Mixed Reviews