Ellen Pompeo, 47, took to Instagram to share a sweet black-and-white video dancing with her newborn son Eli Christopher Ivery on New Year's Day, Jan. 1.

"Boy Crazy," she captioned the clip. "Here's to a year filled with happiness and love! Happy New Year."

The smiley "Grey's Anatomy" star is seen holding her son cheek-to-cheek while swaying softly to music in the background.

Boy Crazy....Here's to a year filled with happiness and love! Happy New Year ❤️🌎❤️

A video posted by Ellen Pompeo (@ellenpompeo) on

Three days earlier, she shared an adorable photo via Instagram of her husband Chris Ivery cradling their baby boy.

"Chris Ivery just fell a notch," she joked. "I've got a new guy."

❤️Eli Christopher❤️ Chris Ivery just fell a notch.. I've got a new guy

A photo posted by Ellen Pompeo (@ellenpompeo) on

The couple also has two daughters: Stella Luna, 7, and Sienna May, 2.

On Dec. 29, Ellen confirmed her new addition to People mag.

"Everyone's doing great," a rep for the TV star explained following the delivery.