Orry celebrated Radhika Merchant’s birthday by sharing a video from her grand pre-wedding celebrations featuring Katy Perry. The lavish event on a cruise between Italy and France included performances by Perry, who dedicated ‘I Kissed A Girl’ to Radhika. Other stars who performed at the Ambani pre-wedding celebrations included the Backstreet Boys, Andrea Bocelli, Rihanna, and Justin Bieber.