Through both work and personal preference I've seen a lot of Bollywood in my time. Combining dance AND a capella singing? Coming from someone who can barely chew gum and walk at the same time, that's just pro.
Well, to be fair so are the rest of these post-wedding revelers. Especially our helpful narrator-cameraman who points out, YOU FELL IN THE POOL. Because, you know, she might not have realized that herself.