Alex Youmazzo is an American social media influencer who has become well-known for her lip-sync videos, amassing over 6 million fans on her Alexyoumazzo TikTok account. She first posted to her Instagram account in June 2015 and has since advertised links for the Shein fashion company's website. Recognized for her distinctive bald head, Alex has lip-synced songs by artists such as Justin Bieber, Megan Thee Stallion, and AJ Mitchell. One of her notable videos, an accompaniment to a song by Doja Cat, received over 87 thousand hearts.