Julianne Hough chats with ET’s Denny Directo about ‘DWTS’ 20th anniversary, which aired live on ABC and Disney+. Julianne reflects on her legacy within the show, which spans nearly 20 years and multiple roles as pro, judge and currently, as the co-host. She praises former host Tom Bergeron for returning for the celebration, and shares why he means so much to her. Plus, Julianne reacts to fans on social media poking fun at her interview style when she chats with the contestants following their performances.