In a recent pre-wedding event for Indian billionaire Anant Ambani and Radhika Merchant, pop icon Rihanna faced criticism for her performance, with some labeling her as “lazy” and “boring,” RadarOnline.com has learned. Despite reports of being paid over $6 million for a 90-minute appearance, the singer was heavily scrutinized for her alleged lackluster delivery. The 36-year-old singer took the stage at the lavish event in Jamnagar, India, on Friday, March 1, where some of the world’s wealthiest and most influential figures, including Bill Gates, Mark Zuckerberg, and Ivanka Trump, were in attend…