'Obviously, Jenna has a bit of an uphill climb with Corey,' Maksim Chmerkovskiy said. Corey Feldman and Jenna Johnson are out of sync. Reigning champ Johnson, 31, is having a “really difficult time” working with the 54-year-old Stand By Me actor, according to her brother-in-law, Maksim Chmerkovskiy. The issue is both Feldman’s work ethic and his less-than-stellar dancing skills, Chmerkovskiy added. “So I think Jenna will get it done.”Dancing With the Stars airs Tuesdays at 8 p.m. ET/PT on ABC and Disney+.