Cardi B has been busy! She took the stage with Madonna as a part of her “Vogue” dance off, unveiled the cover for her upcoming track “Enough (Miami),” and more. Muni Long talks about writing “California King Bed” while furniture shopping, Jojo Siwa warns fans of upcoming adult content in her new project and Justin Timberlake took over ‘Jimmy Kimmel Live!,’ Beyonc