According to a source, the actress will enter the house on Tuesday to up the glam quotient and will be part of the show for a special task. Sunny will also be seen giving away Lust by Sunny Leone, her own perfume brand, to the winner of the task.
Sunny, who participated in the show in 2011, said in a statement: "It's my fifth year anniversary in Bollywood and it's pretty awesome that I will get to celebrate it in the place where it all started. Super excited."
She went on to star in Bollywood films like "Jism 2", "Jackpot" and "Ek Paheli Leela".