“SNL50: The Anniversary Special” was a nostalgia-inducing review of half a century of laughs. The star-studded live broadcast featured some of the show’s most beloved recurring characters and skits, from Debbie Downer to Domingo. Just like any episode of “SNL,” the three-hour show had some standout moments and some forgettable ones.

One of the most famous stages in New York was the place to be on Sunday night. Alums, former hosts and seemingly everyone who’s ever entered “SNL’s” orbit was on hand to celebrate the show’s 50th Anniversary. “SNL50: The Anniversary Special ” was part reflection, part reunion and a culmination of festivities that began on Friday with a concert .

Blake Lively, Ryan Reynolds, Jenna Ortega, Kim Kardashian and Scarlett Johansson are among the stars walking the red carpet before Sunday night’s "SNL 50: The Anniversary Special."