The 13th annual Roots Picnic will be online this year, with appearances from the likes of Lil Baby, H.E.R. and Earthgang.
Former President Barack Obama and former First Lady Michelle Obama will greet the graduates with a special message during the ceremony's first hour.
The award-winning actress makes her debut as a singer in the forthcoming film, ‘The High Note’, out 29 May.
Ice Cube and Dakota Johnson star alongside Ross, who makes her recording debut in the forthcoming film, out 29 May.