<p>Peace, prosperity and happiness are what Bollywood stars like Amitabh Bachchan, Hema Malini and Sidharth Malhotra have wished for their friends, family and fans this time on Lohri, the harvest festival celebrated Jan 13 every year with much fanfare in north India.&nbsp;A string of celebrities from the Hindi film fraternity took to Twitter to share their wishes. Here's what they had to say:</p>