MrBeast, Addison Rae and Alex Warren all began as social media influencers. (Photo Illustration: Liliana Penagos for Yahoo News; photos: Axelle/Bauer-Griffin/FilmMagic via Getty Images, Jon Kopaloff/Getty Images, David Becker/Getty Images)A jumble of young people in trendy athleisure outfits gathered in a living room in Feb. 2020 to watch an internet-famous magician do card tricks. This was a typical day for members of the Hype House, a group of mostly teenage social media-famous stars who lived and worked together to create as much content as possible.