Before revision: Core Rhythms / Home Core Rhythms is a Latin-dance-based fitness program, that has been featured on pay-per-view programs and QVC, and included endorsements from Mary Murphy of So You Think You Can Dance and Len Goodman & Tony Dovolani of Dancing with the Stars.
After revision: <ref> Core Rhythms is a Latin-dance-based fitness program, that has been featured on pay-per-view programs and QVC, and included endorsements from Mary Murphy of So You Think You Can Dance and Len Goodman & Tony Dovolani of Dancing with the Stars.