Talk show host James Corden takes on actor Halle Berry; musician Usher faces actor Anthony Anderson in a lyrical duel.

"Dawson's Creek" heartthrob James Van Der Beek throws shade at "Fresh off the Boat"'s Randall Park; NFL tight end and Super Bowl champion Rob Gronkowski finds out actor Gina Rodriguez might just be a problem he can't tackle.

Actor Niecy Nash ("Claws") faces Cedric the Entertainer; music industry giants Jason Derulo and One Direction's Liam Payne rap battle.

"Veep" co-stars Tony Hale and Timothy Simons face off in a very personal verbal competition; Boyz II Men clashes with Rascal Flatts in the rap battle never before possible.

TV host and Pussycat Doll Nicole Scherzinger spits hot fire against "Get Out" funnyman Lil Rel Howery; an unprecedented 5-on-1 takes place when singer Charlie Puth takes on every single member of the Backstreet Boys.

NFL superstar Michael Bennett meets his microphone match with Vanessa Hudgens, while talk show host James Corden faces off against fashionista Nicole Richie in a night of unforgettable rap battles.

A "Big Bang Theory" rap battle has co-stars Mayim Bialik and Kunal Nayyar go rhyme for rhyme; "High School Musical" princess Ashley Tisdale challenges singer Nick Lachey.

Wayne Brady, known for being quick on his feet, takes on country singer Jake Owen; Kenny G and Richard Marx engage in a rap battle.

Actor David Arquette puts his rap skills to the test against Brian Tyree Henry ("Atlanta"); Jesse Tyler Ferguson ("Modern Family") raps for the first time in a battle against Chrissy Metz ("This Is Us").

Grammy winners Pentatonix lyrically battle '90s pioneers Bell Biv Devoe; "Top Chef"'s Padma Lakshmi and "American Idol"'s Randy Jackson see which host has the hottest bars.