Justin Timberlake and Lady Gaga presided over the best episode of the season, with cameos by Jimmy Fallon and Bradley Cooper.
Ed Helms and Paul Simon are eclipsed by surprise guests Lindsey Buckingham and Chris Colfer and an all-star live-action edition of The Ambiguously Gay Duo.
Maya Rudolph and Darrell Hammond join Tina Fey for an Osama-centric Mothers' Day episode
A vixenish Helen Mirren joins forces with Dave Grohl and the Foo Fighters.
Tom Hanks, Carmelo Anthony, Jake Gyllenhaal, and Will Forte join forces with Elton John for a strong, star-studded episode.
March Madness, Orphan Annie, Julie Taymor, Mr. T, and more...
Miley Cyrus as Justin Bieber, Charlie Sheen hosts gnarly warlocks John Galliano and Muammar al-Qaddafi, and more...
An episode short on sharp material and heavy on loud voices, broad humor and raunch
Historic photographs of some of Louis Sullivan's most renowned and intriguing buildings.
Mike Myers, Jon Lovitz, Church Lady, Wayne's World ... Justin Bieber(?!) ...