Dane Cook hosts the 32nd season opener of SNL. The muiscal guests are The Killers. Also, Seth Meyers joins Amy Poehler at the Weekend Update desk. Sketches: Eckstrom for Comptroller, DHS Training, Hugo Chavez Political Roundup, Cubicle Fight (film), Al Pacino Checks His Bank Balance, Amy, Seth, and Brian Williams, Poland Spring Delivery Boys, Farrah Fawcett for Ocean Save, Let’s Go, and Geico. Performances: The Killers perform When You Were Young and Bones.

Jamie Pressly (Joy on My Name Is Earl) is gosting. Musical guest is Corinne Bailey Rae. Sketches: Rep. Dennis Hastert, Nancy Grace, New York City Stories I (film), Jon Bovi, WVIR News, New York City Stories II (film), Mrs. Hastings, NASCARettes, New York City Stories III (film), Big Wigs, His Kuado, Cider Chat, and A Moment with the Out-of-Breath Jogger from 1982. Performances: Corinne Bailey Rae performed Put Your Records On and Like a Star.

Actor John C. Riley is the host. My Chemical Romance is the musical guest. Sketches:Fox News Special Report, Colonial Williamsburg, Doug Frangelo, Korean Central Television, Two A-Holes at a Trainer, Mexican Restaurant, House of Carters, Harpoon Man (film), A McMillan Family Moment (three parts), and Operation Bearshark. Performances: My Chemical Romance perform Welcome to the Black Parade and Cancer.

Hugh Laurie from the hit show House is the host. Beck returns as the musical guest. Sketches: Kazakhstan Ministry of Information, Most Haunted, Republican Attack Ads (cartoon), 2006 World Series, The Queen’s Visit, Hardball, Hugh’s Protest Song, Broken Leg, The Curse of Frankenstein, and Job Interview. Performances: Beck performs Nausea and Clap Hands.

Sketches: Rep. Nancy Pelosi, EZdate.com, Federline Divorce Proceedings, Saddam’s Lawyers, Valtrex, Awkward Carpool, Kobayashi! (cartoon), The Platinum Lounge, The Tony Bennett Show, Rick Corman in Brazil, and A Moment with the Out-of-Breath Jogger from 1992. Performances: Christina Aguilera performed Ain’t No Other Man, Hurt, and Steppin’ Out With My Baby with Tony Bennett.

Rapper and actor Ludacris does double duty as host and musical guest. Sketches: The Second Vietnam War, Young Douglas: Hypin’ the Classics, The Bitchslap Method, The O’Reilly Factor, Booty Bidness Workwear, Superhits Studios, Pool Watch, Hair Transplant, Olivia Cruise Lines, and Old Friends in a Diner. Performances: Ludacris performs Money Maker and Runaway Love featuring Mary J. Blige.

Sketches: Bush and al-Maliki, Sale-Mart, Nancy Grace, Deep House Dish, Lost Fans, Crazy Mountain Man, Math vs. History Buffs, and The Mayan Empire. Performances: Tenacious D perform Kickapoo and The Metal.

Sketches: The Iraqi War Report, SNL Movie Trailer Re-cut: Apocalypto, Good Morning I Hate This Town, Diddy Kiddies (cartoon), High School Romance, Two A-Holes at a Live Nativity Scene, Fast Food Manager (film), Buyer Beware, Monster Under The Bed, Valtrex, Socially Awkward Officemates, and Stanfield & Partlow. Performances: Gwen Stefani performs Wind It Up; Akon performed I Wanna Love You.

Justin Timberlake returns to due double duty as host and musical guest once again. Sketches: Santa’s My Boyfriend, Homelessville, Target Greatland, D*** in a Box (film), The Barry Gibb Talk Show, Dry Eyes, Hip Hop Kids, Elf Auditions, and A Holiday Message from Nancy Grace. Performances: Justin Timberlake performs My Love and What Goes Around Comes Around.

Sketches: 21,500 More Troops, Deep House Dish, Bronx Beat, Trump’s Press Junket, Juliano’s, Laser Cats 2 (film), Stock Footage Awards, ’Law & Order’ Auditions, Handicapped Matchup, and Kaplan, Lebowitz, & Dolemite. Performances: The Shins perform Phantom Limb and New Slang.

Sketches: Hardball, Urigro, The NFL on CBS, Frontline: 2007 Year in Review (cartoon), The First Person in History to Dance, MacGruber, Two A-Holes at an Adoption Agency, Common & Blizzard Man, The Unicorn Forest, Nurse Nancy and Lansford Brothers & Associates. Performances: AFI perform Love Like Winter and Miss Murder.

Live from New York, it’s... Seth Meyers! Sketches include "American Idol," "The Dakota Fanning Show," "Dioxin Poisoning," "Body Fusion" (film), "Target Greatland," "Nervous Job Interviewee," "Versace Super Bowl Party," "Country Club Valet," "Firestarter Smoked Sausages," "The Formosa," and "Nelson’s Baby Toupees." Lily Allen performed "Smile" and "LDN."

Live from New York, it’s... Darrell Hammond! Sketches include "Valentine’s Day with the Cheneys," "Bronx Beat," "Andy Everywhere" (film), "Assagio’s," "Urigro," "Man Versus Beast: The Road to the Final Four," "Love, Whitney," "Am I a Crazy Street Person?," and "A Message from the Staten Island Zoo." Keith Urban performed "Stupid Boy" and "Once in a Lifetime."

Live from New York, it’s... Darrell Hammond! Sketches include "The Situation Room," "Danny’s Song," "Corporate Headquarters" (film), "Art Dealers and Architectural Digest," "Peeping Tom," "The New Officemate," "White Possum Scream," and "River Bliss Recording Session." Arcade Fire performed "Intervention" and "Keep the Car Running."

Live from New York, it’s... Chris Rock! Sketches include "SNL Special Report: The Road to the White House," "Oprah," "Monex," "Restless Penis Syndrome," "La Rivista Della Televisione," "Deep House Dish," "CBS Cares," "Homebot," and "Pussycat Dolls Present: The Search For The Next Doll." Snow Patrol performed "You’re All I Have" and "Chasing Cars."

Live from New York, it’s... Jason Sudeikis! Sketches include "Vilifying Alberto Gonzales," "United Way," "Bronx Beat," "ESPN’s NCAA Tournament Pool Party," "Penelope," "Maraka" (cartoon), "Halftime Pep Talk," "300," "Sunday Night Coffee Chat," "Mercedes 500," and "Nike Pick-Ups." Carrie Underwood performed "Before He Cheats" and "Wasted."

Live from New York, it’s... Kenan Thompson! Sketches include "Reverends Jackson and Sharpton," "Hathaway Moustache Rides," "The Prince Show," "Beer Purchase," "The Dakota Fanning Show," "Hide and Seek" (film), "Sofa King," "SliceCo Salesmen," "An Intimate Moment with Jessica Simpson and John Mayer," and "Shia Rhymes with Maya." Avril Lavigne performed "Girlfriend" and "I Can Do Better."

"Live" from New York, it’s... Senator Charles Schumer! Sketches include "White House Witnesses," "Live with Regis and Kelly," "Mrs. Hastings and the Prom Dress," "Roy Rules!" (film), "Mike’s Marbleopolis," "WIIX News," "Kuatos," "Newsmakers with Jane Pauley," and "Torboto" (cartoon). Bjork performed "Earth Intruders" and "Wanderlust."

Live from New York, it’s... Molly Shannon! Sketches include "Mary Katherine Gallagher on American Idol," "Urigro," "Penelope at the Tenants’ Meeting," "The Fringe Candidates Debate," "Sally O’Malley on The Sopranos," "Kaitlin at the Nursing Home," "MacGruber" (three parts), "The Legend of Big-Boobed Einstein" (cartoon), "Charli Coffee," and "Trump Steaks." Linkin Park performed "What I’ve Done" and "Bleed It Out."

Live from New York, it’s... Maya Rudolph! Sketches include "Bush’s Summer Vacation," "Dog Love" (film), "Prom Committee," "Deep House Dish," "Decision ’08: Spring Cleaning ’07" (cartoon), "The Weight," "La Revista Della Televisione," "Bronx Beat," and "Brian Grazer’s Office." Maroon 5 performed "Makes Me Wonder" and "Won’t Go Home Without You."