Like mother, like daughter!

Heather Locklear and Bon Jovi guitarist Richie Sambora's daughter Ava Sambora is all grown up and recently made her modeling debut in a campaign for 138 Water.

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heather locklear daughter

Heather Locklear with her daughter Ava in 2005.

In a short behind-the-scenes clip released by 138 Water, the 18-year-old is seen posing on the beach in a cute bikini that shows off her physique. And we must say, Ava's a spitting image of her famous mother!

Click through the gallery below to see some of Ava's hottest Instagram pics.