Watch "All My Children" and "Buffy the Vampire Slayer" alum Sarah Michelle Gellar in the finale of "The Big Bang Theory."

With <strong>Craig Ferguson</strong> set to step down as host of "The Late Late Show" on <strong>Friday, December 19</strong>, CBS has announced that following re-runs of the late night talk show, special editions will be produced featuring rotating guest hosts and special after-dark editions of CBS Daytime's "The Talk" from <strong>Monday, January 5 - Friday, March 6, 2015</strong> (12:37-1:37 AM, ET/PT).