Niki Taylor Wecomes Baby Rex Harrison!

Making it baby number four, Niki Taylor welcomed her beautiful little girl into the world earlier today (November 16).

Weighing in at 7 lbs., 5 oz., and measuring 19 inches long, Little Rex Harrison was born at 11:03 a.m. and both Taylor and her hubby Burney Lamar are thrilled.

Niki and Burney - who tied the knot back in December 2006 - announced the happy news that they were expecting in May.

Adding to their precious family, Baby Rex joins sister Ciel, 2½, and twin brothers Jake and Hunter, 16 in the Lamar household.