The 'Stranger Things' cast created their own choreography to "Please Please Please." ...

While the genre faces serious challenges, Jimmy Fallon and Co. think they've cracked the code to keep the NBC staple going for years to come.

Former One Direction member Louis Tomlinson performed the song "Imposter," from his new album "How Did I Get Here?" on "Tonight" Thursday.

Louis Tomlinson appeared on The Tonight Show to perform his recent single, “Imposter,” and to chat with host Jimmy Fallon about his new album, How Did I Get Here?, which is out today.