Watch video · Kristin Cavallari is ready for a Hills reboot! The year-old reality star and mother of three, who starred on the MTV reality series from , admitted that a reunion show was in the works, but a “vital” part of the cast was missing. “And, they’re such a vital part of The Hills that we. Kristin Cavallari, Actress: Fingerprints. Lived with her parents in Colorado, until her parents divorced. Her dad moved to Laguna Beach, California with her brother, and she moved to Illinois with her mother. She also has a stepfather and stepbrother there. She acted out while there to get attention and, after her mother couldn't handle it anymore, Born: Jan 05, Jun 28, · Watch video · Kristin Cavallari dished on the reason she didn't get Brody Jenner a wedding gift exclusively with Us Weekly — find out why!