Tonight Show With Jimmy Fallon January 15, 2020 2:43 am ‘Tonight': Jimmy Fallon Recaps First Democratic Debate of 2020 Tuesday night was the first Democratic presidential debate of 2020, and Jimmy Fallon has everything you need to know about it. US & World Videos 3:00 Seth Rogen & Lauren Rogen recruit celebrity friends to help teach brain health education 2:38 Met Gala couples over the years: Priyanka Chopra & Nick Jonas & more 7:10 Taylor Swift shares the meanings behind ‘Florida,' ‘Fortnight,' and others from her ‘TTPD' album 1:51 All the Easter eggs Taylor Swift dropped before releasing ‘Tortured Poets' 3:30 South Africa's ‘Black Mermaid' inspires kids with new book