Late Night with Seth Meyers December 20, 2019 3:42 am ‘Late Night': Ana Gasteyer on Being Christmas Tree in ‘Masked Singer' Ana Gasteyer talks about her time on the “Masked Singer” as the Christmas tree and reveals the hilarious costume suggestion her 11-year-old son gave. Local 7:01 Graham Norton Reveals the Secret to Getting Celebrities to Reveal Embarrassing Stories