Natural Star Nani signed Bigg Boss season 2 after NTR walked out of the realty show. The actor has been preparing himself and shot for some special shows for Bigg Boss 2 which will start from June 10th. Special sets are being erected in Annapurna Studios for the realty show which will take place for 100 days. The makers released the first look poster of the show today and Nani looked uber cool in the released look. The actor will be available only during weekends and Telugu audience are eagerly waiting to see how Nani will host the show. The list of participants will be announced on June 10th.