The dancers of 'Dancing with the Stars' past and present including Julianne Hough, Derek Hough, Kym Johnson-Herjavec, Anna Trebunskaya, Karina Smirnoff, Edyta Śliwińska, Tony Dovolani, Louis van Amstel, Maks Chmerkovskiy and Mark Ballas pay tribute to Len Goodman with a performance to 'Moon River' by Henry Mancini. Watch 'Dancing with the Stars' LIVE TUESDAYS 8/7c on ABC and Disney+ and Stream on Hulu.