Bigg Boss 15 grand finale will be a star-studded affair and to add charm to the starry night, ‘Gehraiyaan’ stars Deepika Padukone, Ananya Panday, Siddhant Chaturvedi, Dhairya Karwa along with director Shakun Batra will join Salman Khan on the Bigg Boss stage tonight. While Ananya sported a breezy look in a pink dress, Deepika looked stunning in all-black attire and Siddhant Chaturvedi was papped riding on his Harley Davidson as the star cast reached the Bigg Boss 15 sets to promote their film.