El Moussa initially got people talking by posing in matching purple bikinis with her 6-year-old daughter, Taylor.
She also rocks a high-pony in the shot.
The pair shares Taylor, 6, and son Brayden, 1.
The photo also served as an announcement of a new family member: French bulldog, Cash! The showed both blonde beauties rocking 100-watt smiles as they posed in the two-piece suits -- Taylor's smile was extra-wide because she got to eat a donut during the shoot!.
Cash's Instagram page features photos of his owners, Christina and Taylor, gushing over his cuteness, and one of the photos was particularly sexy.
Check out pictures of the family below:.