New 'Blank on Blank' episode honors 40th anniversary of singer's 1976 record 'Songs in the Key of Life'
Chicago MC invokes centuries of institutionalized racism in devastating clip that opens with footage of police killing Alton Sterling
John Mayer, Tori Kelly, Anita Baker, Doug E. Fresh, Morris Day and the Time, Judith Hill also set to perform
Pair competed against Michael Phelps, Olivia Munn and Terry Crews for "all-star" edition of show
Aretha Franklin, Billy Joel will also perform with crooner during all-star 90th birthday celebration
"All life does matter, but the reason that I say 'Black Lives Matter' is because we are the original people of this world," singer says at London concert
Awards show featured Prince tributes by the Roots, Bilal, Maxwell, Erykah Badu, Jennifer Hudson, Tori Kelly and more
"Every Prince rendition will not be a life-changing orgasmic [e]xperience. Just to SING his work is brave enough," Roots drummer tweets
Questlove introduces tribute to late "Purple Rain" singer
"If Michael was the King of Pop, Prince should be the Emperor"
"It's a heartbreak to lose a member of that army of love," legend says about his iconic friend
Ex-LMFAO member also talks Stevie Wonder's appearance on 'Party Rock Mansion' LP
My Morning Jacket singer collaborates with Pakistani musicians on "Love's in Need of Love Today"
Separate 'Miles Ahead' soundtrack boasts appearances by Gary Clark Jr., Wayne Shorter, Herbie Hancock and more
Pentatonix joins soul legend to pay tribute to late Earth, Wind and Fire singer, who died in early February