Punchlines: Fallon, Colbert, Stewart, Leno on North Korea

North Korean dictator Kim Jong Un has stepped up his country's threat against the United States, reportedly targeting Hawaii, Los Angeles and Austin, Texas. What's the logic behind the dictator's apparent madness? The late-night comics have a few theories.

Take a look at what are our favorite jokes from last night, and then vote for your own in the quick poll to the right. Watching on your tablet or smartphone? Then visit opinion.usatoday.com to vote for your favorite punchline.

Punchlines: North Korea targets ... Austin?

North Korean dictator Kim Jong Un has stepped up his country's threat against the United States targeting, of all place, Austin, Texas. Why? The late-night comedians have theories. Watch, then vote for your favorite at opinion.usatoday.com.