I'm going to have to learn their names

Donald Trump is slumping in the polls. Don't leave me, Donald. Don't you understand, if you go away, I'm going to have to talk about those other boring people. I'm going to have to learn their names. –Stephen Colbert

I think one of them is Marco Rubio. Am I saying that right? Is it Marco Rubio, or is it Mark O'Rubio? And for the record, I was just crossing two cultures. –Stephen Colbert