Every once in a while on Now or Never, we like to check in on past guests who made a memorable impression. What happened next in their story, after the microphones turned off? Did they finish what they set out to do? Overcome their doubts to make a real change in their lives? Or has everything gone completely off the rails since we last heard from them? New dad and best-selling author Jesse Thistle tells us how fatherhood is changing him, YouTube sensation Alexis Hillyard introduces us to "Billie" her new bionic arm, and aspiring millennial retirees Stephanie Williams and Celestian Rince reveal if they were actually able to retire at 35.