Jimmy Fallon April 10, 2018 7:01 am ‘Tonight': Co-Host Cardi B Tells Jokes In Jimmy Fallon's Monologue Cardi B steps in as Jimmy Fallon’s co-host and kicks off the job by adding her twist to his monologue from Monday, April 9. US & World Videos 1:13 Who is Claudia Sheinbaum? 2:13 What you need to know about the Hunter Biden gun case 2:42 Jason Sudeikis asks Travis Kelce when he's going to ‘make an honest woman' out of Taylor Swift 1:37 Atlanta water main breaks, leaving many without water 1:32 Daisy Ridley says training for ‘Young Woman And The Sea' was a ‘feat'