'Retrosweat ' aerobics classes allow attendees to 'forget 2015 for an hour ' Classes dress up in skimpy leotards and work up a sweat to Eighties hits . The event is organised by the group of friends who met on Facebook after they were inspired by their love of vintage dance music from the 1970s onwards. Founder Shannon Dooley also offers 'Dial-A-Sweat ' class for hens parties .
'Retrosweat ' aerobics classes allow attendees to 'forget 2015 for an hour ' Classes dress up in skimpy leotards and work up a sweat to Eighties hits . Classes currently run in Sydney 's Alexandria and Surry Hills . Founder Shannon Dooley also offers 'Dial-A-Sweat ' class for hens parties .