Billboard names their 50 best R&B groups of all time, and while the list is applaudable, five other worthy groups were excluded. Were the acts snubbed?

(Michael Ochs Archives/Getty Images; Matt Winkelmeyer/Getty Images for The Recording Academy; Bob King/Redferns; David Corio/Michael Ochs Archives/Getty Images) What a difference 10 years can make.

Host Erykah Badu attends the 2016 Soul Train Music Awards at the Orleans Arena on November 6, 2016 in Las Vegas. The combination of rhythm and blues spurred the development of the culture and genre ...

Sade reaches a new milestone as The Best of Sade climbs into the top 10 on Billboard's Top R&B Albums chart for the first time. Sade on stage during the Live Aid concert held in London. The 1985 ...

Billboard celebrates Black Music Month with list of the genre's legendary acts. What does it take to be considered one of the greatest R&B groups of all time? That’s the question at the heart of this ...

What makes an R&B album stand out to fans? Beyond a carefully curated tracklist that flows effortlessly from start to finish, true R&B fans desire a few key elements: stellar vocals, clever ...

The Grammy Award for Best R&B Song has been around since 1969, a time when the term “rhythm and blues” had quite a different connotation than it does today. Originally developed from jazz and blues ...

With chart-topping hits like “End of the Road,” “I'll Make Love to You” and “It's So Hard to Say Goodbye to Yesterday,” Boyz II Men have been one of the most successful groups in history. Courtesy ...