Pentatonix

Queen Bey blessed us with a trailer!

You need to hear this cover.

Lauren Conrad, Viola Davis, and more stars shower the most important men in their lives with love.

Pentatonix beautifully mix Dua Lipa's "New Rules" with Aaliyah's "Are You That Somebody."

Plus, watch Mitch bust out Katy Perry's 'Bon Appétit,' baby!

The a cappella group will go head-to-head March 8.

From Dolly Parton country bops to bangers from Swedish pop star Robyn, here are Pentatonix's best cover songs.

Kirstin from Pentatonix breaks out on her own with 'Break a Little.'

In the video, Avi is accompanied by the rest of his a capella group, who support his decision in solemn silence.

Between big-time returns from STEPS and Michelle Branch and a huge debut from The Chainsmokers, there's a lot to come from pop this spring.

DNCE and Pentatonix also join the 'Stayin' Alive: A Grammy Salute to the Music of the Bee Gees' concert, marking 40 years of the 'Saturday Night Fever' soundtrack.

Miley Cyrus joined forces with godmother Dolly Parton to perform the country icon's hit 'Jolene' on 'The Voice' with a cappella group Pentatonix.