Comedian Rob Delaney with host Kai Ryssdal at Marketplace headquarters in Los Angeles.  - 

Stand-up comedy is a notoriously hard slog. It's all about getting up in front of as many people as you can, as often as you can, almost wherever you can. But there is a comedian out there who, after years of in-person stand up, has gotten almost a million fans from the comfort of his own living room.

And he's done it all with jokes of 140 characters or less.

Rob Delaney got famous on Twitter, and now he's gotten a book deal out of it. It's called "Rob Delaney: Mother. Wife. Sister. Human. Warrior. Falcon. Yardstick. Turban. Cabbage."

 Click the player below to hear how Rob inked his book deal. Fittingly, it all started with a tweet...

Follow Kai Ryssdal at @kairyssdal