After surprising the audiences with three unexpected evictions, 'Bigg Boss 15' is now ready to welcome four new wildcard entries in the house. The promo of the forthcoming episode reveals Rakhi Sawant, Devoleena Bhattacharjee, and Rashami Desai entering the house and challenging the housemates. However, the actual surprise awaits as Rakhi states on camera that for the first time she is all set to introduce her husband to the world on national television.