Actor Rana Daggubati, who has replaced veteran actor Nana Patekar in "Housefull 4", has started shooting for the film. The 33-year-old actor replaced Nana after the latter was accused of sexual misconduct by actress and former beauty queen Tanushree Dutta on the sets of 2008 film "Horn OK Pleassss". The film is being currently shot in Mumbai and stars Akshay Kumar, Riteish Deshmukh, Bobby Deol, Kriti Sanon, Kriti Kharbanda and Pooja Hegde.