Shakira took down Jimmy Fallon in a TikTok dance challenge. Shakira and Fallon battled each other in the "Watch it Once" dance challenge during Monday night's episode of "The Tonight Show." The rules ...

So many internet trends, so little time. With the fast-paced rate at which challenges come and go online, there’s hardly time to try them all. And now there’s a new one—the “Paper Challenge.” And ...