course means it's time for bathing suits. >> i'm ready. >> are you really? underneath there? >> no, not actually. what are the ways to shed a few pounds before summer. abc news travel and lifestyle editor introduces us to a new fitness class promises big results and that's a good thing. good morning, genevieve. >> good morning john and diana. >> it is popping up in cities everywhere. a fitness class based india's pop culture bollywood. i took my first class this week. check it out. move over zumba, there is a new dance fitness craze coming to town. it's called boll i x and it's a hard-core cardio workout that draws from india's film and music industry, bollywood. >> one 50-minute bolly x session will burn 500 to 800 calories. >> reporter: that and the original concept is one of the reasons it is so popular. >> we realize that there's actually no established dance