On a new installment of NPR’s “Tiny Desk Concert” series, French musician Frédéric Yonnet performed. Best known for his harmonica skills, Yonnet was introduced by longtime friend Dave Chappelle. The comedian told a story about the time he and Yonnet met Stevie Wonder backstage at the 2006 Grammy Awards. “The next thing I know, Fred and Steve was on tour,” he said. Watch it happen below.