5:20
- ABC News
- Dancing With the Stars
- September 17, 2019
Christie Brinkley's daughter on taking mom's 'Dancing With the Stars' spot
Brinkley broke her arm during rehearsal for the show, but her 21-year-old model daughter Sailor Brinkley-Cook is stepping up in her place. “I just want to make [my mom] happy and… proud,” she said.