bell rings ) mr. chairman, let the record show that it does. thank you. now, mr. mueller, you have also investigated the president's son, don jr. >> yes. >> stephen: how would you characterize the contents of don jr.'s skull? >> vacuum. ( laughter ) >> stephen: sir, to you, what is more disturbing, donald trump welcoming interference from the russians in our election, or the trailer for "cats?" >> donald trump. >> stephen: finally, sir, you've been investigating the president for over two years. can you say anything complimentary about donald trump? >> i'd have to pass on that. >> stephen: thank you, sir. i'll now yield my time to the opening credits. >> it's "the late show with stephen colbert." tonight, the mueller retort. plus, stephen welcomes chris wallace and jamie bell featuring jon batiste and stay human. and now, live on tape from the ed sullivan theater in new york city, it's stephen colbert! crt! you ( band playing ) ( cheers and applause ) >> stephen: beautiful! happy wednesday, my friend. thank you very much. thank you. thank you, ladies and gentlemen. our viewers out there, around the world. welcome to "the la