The TV host slammed Trump for his decision on the Obama-era initiative.
"You can stand for a nation or you can stand for a hateful movement, but you can't do both. If you can't make the right choice, then I'm confident that the American voter will," Meyers said of Trump.
It's unclear if Fallon will revive his famous "Weekend Update" role in his first appearance on 'Saturday Night Live' in a year.
A good time was had by all.
What's a little hair tousling between men?
For those who want to laugh lest they cry about the state of American politics, Stephen Colbert, Jon Stewart, Samantha Bee and others take on the Republican National Convention.
Obama talked post-White House plans, the presidential race and why America needs a healthy two-party system.
Cruz and Fallon discussed everything from the GOP hopeful's debating history to the prospect of a contested convention.
In a lighthearted interview with comedian Jimmy Fallon, Trump said Clinton's email scandal is what's keeping her from clearing the field of Sanders.
What's his greatest strength? His ability to unify groups of people.
Fresh off the announcement of his record 11 Grammy nominations, the Los Angeles-born rapper performed "Untitled II" for the first time.
"Welcome to Good Burger, home of the Good Burger! Can I take your order?"
The GOP front-runner dominates Clinton's appearance on 'The Tonight Show.'