Clash of the two richest titans, a celebrity and a royal, is on the cards in Himachal Pradeshs Mandi Lok Sabha constituency, known for electing erstwhile royals maximum number of times.The BJP has for the first time fielded a woman and a Bollywood celebrity in Kangana Ranaut who will take on Vikramaditya Singh, scion of the erstwhile Rampur royal family and son of six-time chief minister Virbhadra Singh.Both the rivals have launched a high-pitched campaign, even with offensive outbursts.Vikramaditya fired a salvo at Kangana asking about her vision about the development of the constituency.