The comedian told the audience at his London stand-up show that he's not interested in Smith's "hostage video"-style apology.
The comedian said he hopes Smith never puts his "perfect mask" back on.
The rock band will be joined by special guests for the charity concert.
Dave Chappelle booked a last-minute show in Buffalo for an important reason.
Dave Chappelle has been accused of making transphobic jokes in his comedy sets in recent years, including in his Netflix special.
Tina Fey and Amy Poehler were asked during their Netflix event: "Who is the most famous person to ever hit on you?"
Chris Rock joked about Will Smith onstage following Dave Chappelle attack
Idris Elba admitted he did some things he's 'not proud of' when he was a struggling young actor in Hollywood.
The "Sonic the Hedgehog 2" star briefly touched on his dealing days during an appearance on Sirius XM's "The Jess Cagle Show."
"That man don't have a hateful bone in his body," Hart said Chappelle.
"I think what happens with true art is that it has to cause conversation," the rapper said.
The stand-up comic has cancelled planned performances in Austin, Texas.
The comedian made it clear that he didn’t believe the allegations that the singer sexually abused Jimmy Safechuck and Wade Robson when they were children.
Comedian Dave Chappelle has criticised Michael Jackson’s accusers, claiming he doesn’t believe the allegations made against the pop singer in the controversial documentary Leaving Neverland.
Thousands turned out to a benefit hosted by comedian Dave Chappelle that honored victims of a mass shooting in Ohio. The star-studded "Gem City Shine" took place Sunday in Dayton's Oregon District, the historic neighborhood that was marred by a 32-second rampage that killed nine people and left dozens injured Aug. 4. Stevie Wonder headlined the event, which also featured Chance the Rapper and Talib Kweli, among other musicians, news outlets reported.