Celebrities go head-to-head in a rap battle you never knew you wanted to see. Tonight - James Corden takes on Halle Berry and Usher faces funnyman Anthony Anderson in a lyrical duel. No matter who wins - it's gonna get personal.

Dawson's Creek heartthrob James Van Der Beek throws shade at Fresh off the Boat's Randall Park in a rap battle, while NFL superstar and Super Bowl champ Rob Gronkowski finds out Gina Rodriguez might just be a problem he can't tackle.

It's Beef Season between Veep co-stars Tony Hale and Timothy Simons in a very personal verbal competition, while Boyz II Men clashes with Rascal Flatts in the rap battle you've always wanted, but never knew was possible.

TV host and Pussycat Dolls member Nicole Scherzinger spits hot fire against Get Out funnyman Lil Rel Howery, while 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.

It's a Big Bang Theory rap battle as co-stars Mayim Bialik and Kunal Nayyar go rhyme for rhyme, while High School Musical princess Ashley Tisdale challenges Nick Lachey to a battle you never knew you wanted.

Wayne Brady is known for being quick on his feet, but what will he do when Country singer Jake Owen tips his hat in the name of beef? And it's anything but easy listening when Kenny G and Richard Marx engage in a rap battle.

Actor David Arquette puts his rap skills to the test against Atlanta's own Paper Boi, Brian Tyree Henry, while Modern Family's Jesse Tyler Ferguson raps for the very first time in a battle against This Is Us breakout star, Chrissy Metz.

It's a showdown of harmony when Grammy winners Pentatonix lyrically battle '90s pioneers Bell Biv Devoe, and we find out which host has the hottest bars between Top Chef's Padma Lakshmi and American Idol's Randy Jackson.

Boy Meets World's "girl next door," Danielle Fishel, battles Jerry Maquire's Jonathan Lipnicki. And which diva will remain standing when Shania Twain and emerging pop star Meghan Trainor engage in a rap battle that will blow your mind.