Ryan Seacrest

Kelly has worked with several co-hosts over the years.

Seacrest has hosted the show since 2017.

Get ready to ring in 2021!

Check out some of the most ~cringeworthy~ celebrity moments ever.

Xtina joins already-announced 'New Year's Rockin' Eve' performers like Camila Cabello, Halsey, and Shawn Mendes.

An inappropriate moment between the longtime 'American Idol' host and the pop star judge aired on May 13.