The Late Show aired its final episode on Thursday, bringing an end to Stephen Colbert’s decade-long run as host and the show’s 32-year run as CBS’s premier late-night talk show.

As Stephen Colbert signs off May 21, his exit closes a 33-year CBS franchise—and marks the end of one late-night era built on ritual, the desk and the band

This Thursday marks the end of an era for The Late Show – a beloved US cultural touchstone which is about to disappear. Here's everything you need to know about the final episode,…