How many baby dolls have come to life and amassed over 4 million followers on social media? Just one, and her name is Qai Qai. She's the best friend of Serena Williams and Alexis Ohanian's daughter Olympia, and you can find her on social media crushing the latest TikTok dance trend and even remixing your favorite nursery rhymes. Qai Qai has a penchant for making people laugh while always remaining true to herself. She's confident, positive, the life of the party, but most of all she's a boss.