Nashville Season 6 “The Countdown Begins” Promo Clear your calendar. Nashville is back with an all-new season starting January 4th on CMT. Let the countdown begin! Show More… 32 Comments Related Videos Nashville Season 6 Promo (HD) Nashville Season 6 Teaser Promo (HD) Nashville Season 5 “New Episodes” Promo (HD) Nashville Season 5 Trailer (HD)