Kenan Thompson, left, and host Seth MacFarlane on the set of "Saturday Night Live" in New York, Sept. 11, 2012. (AP Photo/NBC, Dana Edelson)
** FILE ** Bill Hader appears as the character Stefon on "Saturday Night Live" on Saturday, March 9, 2013, in New York. (AP Photo/NBC, Dana Edelson)
** FILE ** Actor Jay Pharoah impersonates President Obama on NBC's "Saturday Night Live" on Saturday, March 2, 2013. (Associated Press)