Usher had the arena on fire during his Washington, D.C., stop for the ‘R&B’ tour, but the biggest moment might’ve happened when he spotted a familiar face chilling in the crowd. While performing ‘Nice & Slow,’ the singer paused mid-performance after noticing none other than Dave Chappelle among the concertgoers, instantly turning the R&B star’s show into a viral celebrity moment.

RELATED: Caught Up? Fans Are Popping OFF With Reactions To Chris Brown & Usher’s Opening Tour Night (VIDEOS)

Dave Chappelle Was The Unexpected Main Character At The ‘R&B’ Tour

As Usher made his way through the audience with his signature red Goyard bag full of “Usher Bucks,” he stopped and asked, “Is that Dave Chappelle?” before the cameras revealed the comedian enjoying the show. Chappelle, a D.C. native, kept things cool while holding a beverage, but things got even funnier when he started tossing Usher Bucks in the air as a dancer performed nearby. Fans are now calling the unexpected interaction one of the funniest moments of the night, with many joking that Dave somehow became the main character without even being on the stage.

Dave Chappelle & Usher Have Fans In Stitches

Meanwhile, fans ran straight to The Shade Room’s Instagram comment section and ran it UP with reactions to Dave Chappelle’s unexpected concert moment. Some commenters said the whole interaction was ‘Chappelle Show’ coded, while others joked that it looked like taking your uncle to the strip club for the first time. Many simply shared how happy they were to see Dave enjoying himself, living his best life, and having a good time.

One Instagram user @americanlivinginthailand added, “Dave So Happy!!! Ok Unc! Live your life”

This Instagram user @xotanye said, “ this is so Chappelle Chow coded! I’m cryinggg”

And, Instagram user @615kee commented “Off topic but Usher been fine all my life”

Meanwhile, Instagram user @lilyyange shared, “It’s like taking your African uncle out to the strip club for the first time ”

While Instagram user @faithdonna.z wrote, “You know it’s legendary when even the performer gets starstruck. ”

Finally, Instagram user @shootsbyeli said, “Look like he told his wife he was going to the store rq ”

Chris Brown & Usher Keep The Energy High Amid Their Joint Tour

Ever since Chris Brown and Usher started teasing their highly anticipated co-headlining ‘R&B’ tour, the energy has been on 10. From the cryptic hints and “Y’all not ready” messages to the dramatic announcement that had fans piecing together clues, the two R&B heavyweights made it clear they were preparing something major. And now that the shows are officially underway, the excitement has only gone up, with fans getting the unforgettable performances and surprise moments they were hoping for.

RELATED: Social Media Users Are Cuttin’ UP After Chris Brown Announced The “Clothing Theme” For His & Usher’s Upcoming Tour