Nearly two months after welcoming their third child, Nick and Vanessa Lachey are sharing the first heartwarming look at their little boy, Phoenix, with the world.

The proud mother of three took to Instagram on Valentine's Day to post this short video of her new bundle of joy cuddled up against her chest as she gives him a kiss on his head.

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"My Funny Valentine," Vanessa, 36, captioned the cute clip.

The happy couple welcomed their new son on Christmas Eve, and announced the joyous news with a snapshot of their newborn baby's tiny hand holding on to his mom's fingers.

"It's a very Merry Christmas indeed! We had our Christmas Miracle. Phoenix Robert Lachey decided to show up early," she wrote at the time.

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Addressing her new son, Vanessa also wrote that his 4-year-old brother Camden and 2-year-old sister Brooklyn "LOVE You very much!"

For more on the Lachey family's newest addition, check out the video below.