Live” icon Dana Carvey has frequently returned to Studio 8H this season to play President Joe Biden, and even revived his famed Church Lady character in December. So why wasn’t he seen on Sunday’s “SNL50: The Anniversary Special”?

Leading up to the Sunday, February 16, event, NBC has announced the dozens of stars who will making appearances, including several SNL alum. Hader was on the show from 2005-2013 and portrayed the fan-favorite Stefon, so his absence from the list of attendees was noteworthy to fans, who expressed their frustration on social media.

After SNL50: The Anniversary Special episode ended, and stars walked down a carpet posing for the camera, people were quick to notice that some of the great SNL cast members, including Dan Aykroyd, Bill Hader, and others, were absent. Scroll ahead to find out who didn’t come and why.