In the version of Ferrell's debut episode (the season 21 premiere, hosted by Mariel Hemingway) that's available on Peacock, the Step Brothers star delivers the opening line of the "OJ Today" cold ...

Ferrell does briefly stumble over a line in " Get Off the Shed ," the sketch that followed Hemingway's monologue, which marked his first full live sketch on the show. After successfully saying, "Hey ...