sort of, that's when they kind of turning point hit. >> host: jenna bush hager and barbara pierce bush have a new book forthcoming which is called "sisters first: stories from our wild and wonderful life." why that title? >> guest: why the title? because we are sisters first, and with a play on being first daughters, but we've been so lucky and allies to have a twin which meant we always had a partner and everything that we were doing. so whether it was out of the ordinary experience growing up in texas, everything was more fun because there was someone with those to make it more magical. as bing for starting with someone who is also going to the