Derek Hough Bows Out of Dancing with the Stars Ballroom — Which Other Champion Won’t Return for Season 24?

Season 24 of Dancing with the Stars is right around the corner, but there are two notable — and beloved — pros who will not be returning to the reality competition series.

A source exclusively reveals to PEOPLE that pro dancer Derek Hough, who has six Mirror Ball trophies under his belt, will not be returning for the upcoming season of the ABC show. The dancer recently appeared on NBC’s Hairspray Live! and directed Michael Bublé’s latest music video and will be a judge alongside Jennifer Lopez on NBC’s upcoming reality dance competition World of Dance.

In addition to 31-year-old Hough — who last competed in season 23 with Marilu Henner — fellow professional and season 15 champion Tony Dovolani will not be returning, despite his hint at the beginning of February that he “might do another season” after taking a break for personal reasons last…