Detailed text transcripts for TV channel - MSNBC - 20190714:07:06:00
>> reporter: and that's when she found a special group of new friends. women like her who joined this high-powered dance exercise class each week to improve their physiques and their lives. cari cooper was heather's dance instructor. >> when you leave your job, you leave that stress behind, you come here and it's like the happy hour. >> reporter: everyone in heather's life noticed that "happy hour" was doing wonders for her. >> i'd say, "heather, turn around." i said, "you've gotten smaller." and she's like, "yeah!" >> were the pounds just melting off of her in front of your very eyes? >> melt...