Celebrity Wayne Brady Is Dating Rozonda Thomas "They've been down this road before, but now the timing is right," a source tells PEOPLE By Mark Gray Published on January 6, 2014 03:30 PM Share Tweet Pin Email Photo: Getty(2) Wayne Brady is romancing TLC’s Rozanda “Chilli” Thomas – and it’s not the first time the pair has hooked up according to a source. “They’ve been down this road before, but now the timing is right,” the source tells PEOPLE. The Whose Line Is It Anyway? funny man, 41, and R&B hitmaker, 42, were spotted in Las Vegas over the weekend, where Brady performed improv at Mirage and TLC played a private party. Brady introduced Thomas and fellow remaining member Tionne “T-Boz” Watkins at their show. He and Thomas were later seen holding hands while walking around the MGM Grand. “They’ve been friends for a long time, but the romance is a new thing,” says the source. The How I Met Your Mother star and Emmy Award winner is slated to host BET Honors on Feb. 8. • Reporting by JENNIFER GARCIA