HOUSTON, TX - FEBRUARY 17: Model Christie Brinkley (L) and Sailor Brinkley Cook attend the VIBES by Sports Illustrated Swimsuit 2017 launch festival at Post HTX on February 17, 2017 in Houston, Texas. (Photo by Rick Kern/WireImage)
HOUSTON, TX - FEBRUARY 17: Model Christie Brinkley (L) and Sailor Brinkley Cook attend the VIBES by Sports Illustrated Swimsuit 2017 launch festival at Post HTX on February 17, 2017 in Houston, Texas. (Photo by Rick Kern/WireImage)