Once Upon a Time 4x21 & 4x22 “Operation Mongoose“ Promo (HD) Season Finale

Once Upon a Time 4x21 “Operation Mongoose Part 1“ & 4x22 “Operation Mongoose Part 2“ (Season Finale) - The villains finally get their happy endings and the forces of good are a thing of the past. Once Upon a Time two-hour season finale, next Sunday on ABC! Subscribe to tvpromosdb on YouTube for more Once Upon a Time season 4 promos in HD! Official website: Official Facebook Page: Official Twitter Page: