Clarkson sings mournful ballad "It's Quiet Uptown," Rhymes joins Roots, Joell Ortiz, Nate Ruess for remix of urgent "My Shot"
Roots, Nas, John Legend, Alicia Keys also to appear on Lin-Manuel Miranda's star-studded album
Singer-songwriter also helped parody classic tracks by Simon & Garfunkel, Adele with #FallSongs segment
Broadway composer Jason Robert Brown joined the singer on 'The Tonight Show'
Long Beach rapper showcased a 'Prima Donna' cut on 'Tonight Show'
In addition to "Questlove Supreme" show, Roots drummer joins streaming service as first "artist ambassador"
Hard rock outfit preps guest-packed EP comprising remixes of "Who Shot Ya?" rendition
Band experimented with sonic "color" on two-sided track for brewery's "Host One to Remember" campaign
Roots mastermind calls Fox News host "five steps backwards for any progress made in humanity" after controversial reaction to Michelle Obama speech
Awards show featured Prince tributes by the Roots, Bilal, Maxwell, Erykah Badu, Jennifer Hudson, Tori Kelly and more
"Commander-in-Preach" surveyed eight years of accomplishments during hilarious installment of "Slow Jam the News"
The Roots drummer provides "Prince snob rating" to landmark albums like '1999' and 'Purple Rain'
Janelle Monae also to perform one month after network mocks Madonna's Prince tribute at Billboard Music Awards
John Mayer, Nile Rodgers will also headline inaugural New York edition of two-day October fest
'Show Me You're a Champion' showcases the sacrifices required to take home an NBA title