All three men could face life sentences if convicted of first-degree murder.
The comedian mocked Ye's antisemitic diatribe during the show.
The pledge follows up on last year's $15 million donation.
Lil Nas X, Korn, Paramore, Alesso, Three Six Mafia and more on this year's roster.
Purple is the new mind your own business.
The backlash came in response to Meek's video filmed at the Jubilee House government building in Ghana during the rapper's planned visit.
The "Don't Play With It" rapper is ready to take her career to the next level.
The rappers were joined by Erykah Badu, Dave Chappelle and T-Pain at Friday's historic event.
"The day that you were born was one of the best days of my life," she wrote.
The Snoop Dogg-featuring 'Mu