Isha Ambani and Anand Piramal’s pre-wedding celebrations are on in full swing at The Oberoi Udaivilas and Lake Palace in Udaipur. Isha Ambani, the daughter of India's richest man Mukesh Ambani, is tying the knot with Anand Piramal, son of another Indian billionaire, this week. The star-studded celebrations saw almost all big names from Bollywood, politics, sports and business in attendance.