Colbert Calls Jeb’s Campaign ‘The Walking Dead’

"Welcome to "The Late Show." I'm Stephen Colbert. And I am jacked with jacked! Anticipation because tonight, maybe still going on during this broadcast, is the fifth Republican debate. This is big. This is very big. It's being touted as the last G.O.P. Debate before all the others that will happen later. And CNN has pulled out all the stops to promote it with an exciting but somewhat frightening ad:"
 [Ad plays]
"I'm sorry. I'm sorry. That was a mistake. The last few were not Republican candidates. They're from 'The Walking Dead,' which for once does not mean Jeb Bush's campaign. I didn't realize-- I didn't realize we had so many Jeb fans tonight."