Nepal, March 13 -- When it's the three-day-long prenuptial bash of the youngest son of the richest man in Asia, superlatives begin to flow as naturally as the oil from the biggest refinery in the world in Gujrat that the family of Mukesh Ambani controls. The Guinness Book of World Records features their house in Mumbai as the most expensive private residence in the world.

The guestlist of the extravagant show, which reportedly costed upwards of $150 million, included Paula Hurd and Bill Gates, Ivanka Trump and Jared Kushner, Priscilla Chan and Mark Zuckerberg and almost the entire Bollywood glitterati in addition to a host of other luminaries from all over the globe. Rihanna performed, purportedly for a fee of $8-9 million and the supers...