Jimmy Fallon April 10, 2018 5:01 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. Local 1:16 You could be eligible for a payout as part of a $35 million settlement 4:59 ‘Collective failure': Families of Uvalde shooting victims file lawsuit over police response and alleged ‘cover up' 1:12 Norway, Ireland and Spain announce they are recognizing a Palestinian state 0:31 How a dolphin got stuck in a South Jersey creek- and what experts are doing to help 4:08 Reba McEntire and ‘The Voice' winner Asher HaVon talk future plans