If there's one thing Jon Stewart's appearance on Sex Trek The Man Eater (1999) porn parodythe The Late Showproves, it's that you can't beat a good reunion.

On Tuesday night, Stewart took Stephen Colbert's place behind the desk and introduced his first guest -- none other than Colbert himself -- for a hard-hitting interview.

The interview above begins with a question from Stewart about which of Stephen Colbert's children Colbert loves most, and ends with the two discussing, in detail, "the turd-mining business".

It didn't stop there, either. Here's Colbert talking about how he learned to do his show without the mask of a character:

And, to finish, a conversation about the best bible characters:

Here's to many, many more reunions in the future.