Jimmy Fallon December 11, 2018 2:40 am ‘Tonight': Fallon, The Roots and ‘The Voice' Mashup Jimmy Fallon and The Roots join “The Voice” coaches Kelly Clarkson, Jennifer Hudson, Adam Levine and Blake Shelton, plus host Carson Daly, for an a cappella mashup of their hit songs. US & World Videos 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 2:05 How ‘Love Is Blind' made Vanessa Lachey and Nick Lachey's marriage stronger 5:49 Kelly Clarkson hilariously attempts handmade pasta with chef Evan Funke 1:36 O.J. Simpson's cause of death revealed 2:03 Does Shakira still believe in love following Gerard Piqué split?