Riteish Deshmukh and Genelia hosted a grand birthday party for their elder son Riaan on Saturday. Several Bollywood’s high-profile celebrities including Saif Ali Khan and Kareena Kapoor’s sons Taimur and Jehangir, Aishwarya Rai’s daughter Aaradhya, Shahid Kapoor’s daughter Misha and son Zain, Ayushmann Khurrana and Tahira Kashyap’s kids Virajveer and Varushka were also present in the party