Boyz II Men and SWV

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.

SWV, short for Sisters with Voices, is a popular '90s R&B trio known for hits like "Weak," "Right Here/Human Nature," and "I'm So Into You." With members Coko, Taj, and Lelee, they debuted in 1992 with It's About Time, which went double platinum. They collaborated with producer Teddy Riley and contributed to Blackstreet's hit "Tonight's the Night." The group reunited in 2005 and released I Missed Us in 2012, leading to the reality series SWV Reunited.