Another notable alum, Bill Hader, was unable to attend the festivities due to a "longstanding schedule conflict," per a rep for the actor. Hader was on the show for eight seasons,

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.