Serena Williams spent her last night of 2020 by answering some important questions by participating in the Tricky Challenge. The Tricky Challenge seemingly first surfaced on TikTok in November, with videos set to Run DMC's Tricky, as the person is supposed to dance towards one of two choices. Williams, 39, used the challenge to show off her dancing skills, while revealing where she stands on a number of topics. Tricky: Serena Williams spent her last night of 2020 by answering some important questions by participating in the Tricky Challenge TikTok: The Tricky Challenge seemingly first surfaced on TikTok in November, with videos set to Run DMC's Tricky, as the person is supposed to dance towards one of two choices