and good mornings. pampers. ♪ 'cause it's your birthday ♪ 'cause it's your birthday ♪ it's your birthday ♪ it's your birthday we are just back from the beach and a dip after that steamy segment. >> yeah. >> you're still wet. >> still wet. try froging to dry off. >> the swimsuits we saw can be pretty unforgiving to some bodies on the beach. >> you trying to say something? >> no, this is a buff bod over here. >> sarcasm there. a new way to help you get in shape. an app pays you to do it. abc's becky worley has the details. >> reporter: after three babies in two years, tiffany snook hit