Actress Shilpa Shetty and husband Raj Kundra celebrated their son Viaan's 4th birthday along with their friends from the industry in Mumbai. The celebration was attended by Aishwariya Rai Bachchan with her daughter Aaradhya, Divya Khosla Kumar with her son Ruhaan and may more. Others who were spotted at this bash were Riteish Deshmukh with his son Riaan and R Madhavan with his son Vedant. Must watch!