Boyz II Men with Ne-Yo, Robin Thicke, and more

Boyz II Men, a quartet from Philadelphia, are the most commercially successful R&B group, famed for lush ballads and harmonies. Their hits include "End of the Road" and "One Sweet Day" with Mariah Carey. They've sold millions, winning multiple awards. Formed in 1987, they debuted with Cooleyhighharmony in 1991. They have worked with acts like Michael Jackson, and released albums like II, Twenty, and Under the Streetlight. Despite a member leaving in 2003, they've remained a strong touring group.

Baltimore native Mario, known for hits like "Just a Friend 2002" and "Let Me Love You," rose to fame with his platinum album "Turning Point." He's worked with Ne-Yo, Sean Garrett, Gucci Mane, and Chris Brown. Mario's latest works include an album on his New Citizen label featuring collaborations with Ty Dolla $ign.