Jillian Michaels has a four week plan to get you ripped. Each week progresses you through a 24 minute interval system to get you ripped.
Herself
2017-03-31
2018-01-15
2017-02-01
2019-08-09
1992-01-01
2019-09-16
2010-11-30
2016-06-04
2023-11-11
1998-01-01
2000-04-11
2020-02-18
1988-04-24
1988-01-01
2016-09-01
1994-01-01