07/04/2015 04:34 pm ET Updated Jul 04, 2015

Tiffani Thiessen's Daughter Harper, Newborn Son Holt Cuddle In Photo

Gregg DeGuire via Getty Images

What a sweet big sister! Tiffani Thiessen's family is complete -- and beyond adorable! The "Saved by the Bell" actress shared more photos of her newborn son, Holt, on Friday, July 3.

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