The PopSugar Twinning app, which uses Clarifai's AI-powered facial recognition technology to match users with their celebrity look-alikes, gained viral popularity through social media and a mention on The Ellen Show. As the app's usage surged, Clarifai's infrastructure successfully supported the increased demand, highlighting the advantages of using an established AI service rather than developing one in-house. This partnership allowed PopSugar to rapidly deploy their app without extensive training and testing on celebrity faces, benefiting from Clarifai’s scalable and robust system. The experience underscores the benefits of leveraging external AI solutions, such as reduced backend management costs and access to a comprehensive data network, as emphasized by Clarifai's Mike Vaccarino.