For better or for worse, days-long wedding events have become common in cultures around the world. Between Friday night cocktail receptions and sore-headed Sunday brunches, what might once have been a half-day affair can now easily envelop three or four days. But a wedding that spans seven months is an outlier – even in the extravagant world of big Indian weddings.

This weekend, Anant Ambani – the youngest son of Mukesh Ambani, the head of India's largest private sector corporation, with an estimated net worth of more than $181.7 billion, according to Forbes – and pharmaceutical heiress Radhika Merchant will finally be married . READ MORE: Child accidentally 'fat shames' family pet on activity sheet READ MORE: Walking into this hair salon could save your life The couple have been celebrating their betrothal since January, averaging an event every six weeks.

From a star-studded engagement party to performances by the likes of Rihanna and Justin Bieber , no expense has been spared. If you've lost track of where the Ambanis are at with their nuptial celebrations, and what lavish bashes have already taken place, read on for a full timeline of what's expected to be the wedding of the year. For a daily dose of 9honey, subscribe to our newsletter here .

On December 29, Anant Ambani kept things low-key as he proposed to Radhika Merchant at a temple in the northern Rajasthan state surrounded by family and close friends. Merchant took part in a traditional "mehndi" ceremony on Ja.