At the end of his last monologue on his last show, Stephen Colbert lets us know that he wanted to be like Jacques Cousteau, and the National Marine Mammal Foundation put up billboards enticing Stephen to do what?

On his last show, Colbert's monologue was interrupted by Paul Rudd, with a second surprise interrupter. Colbert did not get his retirement gold watch.
On his last show, Colbert, a Catholic, reported on the Italian sexy priest calendar, which caused an uproar.
On Stephen Colbert's last show he brought up a Trump official that is no different than the ones in the news now. Especially funny is Stephen asking for a Peabody Award for the quality of his reporting.