Sunday was a memorable day for some of Hollywood's new dads!
Justin Timberlake celebrated his first Father's Day by sharing a sweet snapshot with son Silas on Instagram, writing, "FLEXIN' on Fathers Day...#HappyFathersDay to ALL of the Dads out there from the newest member of the Daddy Fraternity!!"
In the pic, the "Mirrors" crooner was looking away from the camera as he cuddled his little one, who was sporting an "I Heart Dad" onesie. Too cute!
New mama Blake Lively gave a shout out to her handsome hubby, Ryan Reynolds, poking fun at the first-time dad on the social media site.
"Happy Fathers Day!!! @vancityreynolds Since the day our baby was born, I've felt so strongly in my heart that you were most likely the father," she wrote with a photo of the actor holding their daughter, James. "#ILoveYouSoMuchItsSilly."
He added his own message on Twitter to celebrate the occasion, tweeting, "On Fathers Day, my daughter smiled at me. It was all the gift I needed as I packed a bag and left for 6 years to write a book on parenting."
Gotta love a HOT dad with a sense of humor, right?
Kim Kardashian also marked the occasion by sharing some big news about baby #2 with hubby Kanye West -- telling her fans that the two are expecting a boy this time around!
Click "Launch Gallery" to see her announcement -- and find out how your favorite celebrity dads, including Tom Brady, David Beckham, Nick Cannon, Nick Lacheyand more, spent their big day!
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