Lip Sync Battle: Season 4

Christina Aguilera Tribute: Taye Diggs vs. Erika Jayne

21min - Lip Sync Battle kicks off a brand-new season with an iconic tribute to megastar Christina Aguilera's music as the queen of pop guest stars and Taye Diggs and Erika Jayne sync some of her greatest hits.

Fifth Harmony: Ally vs. Normani vs. Dinah vs Lauren

20min - Multi-platinum recording artists Fifth Harmony square off in an epic four-way battle in the LSB arena.

Tara Lipinski vs. Johnny Weir

20min - Olympics figure skaters Tara Lipinski and Johnny Weir go for the gold on the Lip Sync Battle stage.

Lonzo Ball vs. LaVar Ball

21min - It's old school vs new school on LSB with LaVar Ball battling his son, LA Lakers point guard, Lonzo Ball.

Kathy Bates vs. Tone Bell

21min - Oscar winner Kathy Bates takes on her "Disjointed" costar Tone Bell in a battle for the championship belt.

Luis Fonsi vs. Joan Smalls

21min - The Lip Sync Battle stage heats up when Latin music hit-maker Luis Fonsi takes on supermodel Joan Smalls for the championship belt.

Penatonix Battle: Scott Hoying vs. Mitch Grassi vs. Kirstin Maldonado vs. Kevin Olusola

21min - Scott Hoying, Mitch Grassi, Kirstin Maldonado and Kevin Olusola of the mega fan-favorite a cappella group Pentatonix battle it out for the championship belt.

Jeff Ross vs. Rob Schneider

21min - RoastMaster General Jeff Ross takes on "Saturday Night Live" alum Rob Schneider for Lip Sync Battle glory.

Michael Bolton vs. Pete Davidson

21min - Singer-songwriter Michael Bolton takes on "Saturday Night Live" cast member Pete Davidson for the championship belt.

Charli XCX vs. Rita Ora

21min - A modern British invasion comes to Lip Sync Battle as Charli XCX and Rita Ora duke it out for the championship belt, with Boy George serving as guest DJ.

Alicia Silverstone vs. Mena Suvari

21min - American Woman stars Alicia Silverstone and Mena Suvari take the Lip Sync Battle stage by storm in a throwback showdown.

Shania Twain Tribute: Derek Hough vs. Nicole Scherzinger

21min - Guest judge Shania Twain is on hand as former "Dancing with the Stars" partners Derek Hough and Nicole Scherzinger compete in an epic tribute to the country star.

Ramona Singer vs. Melissa Gorga

21min - In an epic "The Real Housewives" showdown, New York's Ramona Singer takes on New Jersey's Melissa Gorga for the belt.

Karrueche Tran vs. Deon Cole

21min - Actress and model Karrueche Tran challenges comedian Deon Cole for the Lip Sync Battle championship belt.

Ben Higgins vs. Rachel Lindsay

21min - It's the ultimate battle for the rose when Rachel Lindsay of "The Bachelorette" takes on Ben Higgins of "The Bachelor."

Lil Rel Howery vs. Naya Rivera

21min - Comedian Lil Rel Howery takes on singer and actress Naya Rivera in an epic battle for the championship belt.

Melanie Field vs. Brendan Scannell

21min - Heathers stars Melanie Field and Brendan Scannell duke it out on the Lip Sync Battle stage.

Episode #4.18