Commander-in-Chief said Sanders pushed the Democratic Party, made Clinton "a better candidate" on 'Tonight Show'
Singer also writes about being "speechless" meeting fellow 'Tonight Show' guest Barack Obama
"Commander-in-Preach" surveyed eight years of accomplishments during hilarious installment of "Slow Jam the News"
Twangy duo trade embarrassing stories from FMyLife.com, including dentist visit gone awry
Pair turn "Friends in Low Places" into "Friends on All Bases" for soldiers for Fleet Week
'X-Men' star reveals a time she accidentally took a sleeping pill before filming a scene for 'The Hunger Games'
A game of War turned into psychological water-warfare on 'Tonight Show'
Singer also talks upcoming season of 'The Voice' on 'Tonight Show'
'Tonight Show' host lays down onstage with singer in solidarity after accidental slip-and-fall
Rapper says his father still hasn't heard 'Views'
Roots drummer moves from kit to guest chair on 'Tonight Show'
Actor and 'Tonight Show' host deliver shot-for-shot remake of "Too Much Time on My Hands"
'Tonight Show' host recounts absurd tale in funny, touching tribute
Jimmy Fallon, Chris Rock, Maya Rudolph, Haim and more join icon onstage during impromptu February 2015 performance
Comedian slips on wig to interview Cruz ahead of real 'Tonight Show' appearance