Mark Wright and Michelle Keegan proudly held their adorable nephew after his surprise arrival four weeks early.
Mark's younger brother Josh and his wife Hollie welcomed a baby boy on Tuesday.
The Billericay Town footballer, 32, and his wife of three years announced they were expecting their first child together on ITV show Jess Wright: The Wedding which followed sister Jessica's nuptials with William Lee-Kemp last September.
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And doting uncle Mark, 35, took to Instagram to share a collection of joyous photos as the family met their newest addition.
One snap showed former The Only Way Is Essex star Mark and Brassic actress Michelle gazing lovingly at their nephew.
"Welcome to the world little man…. Auntie, Uncle and everybody loves you so much," he typed.
"My nephew…. Just stick with me son and everything will be alright," he added with a winking face.
And Mark said: "So proud of the way you have both handled this early surprise @joshwright4444 @holliekanewright love you both so much."
Followers rushed to send their congratulations.
juliewatton13 commented: "Awww."
paulahilton91 wrote: "Gorgeous. Congratulations to you all."
And hayes8142 said: "Another gorgeous addition to an already gorgeous family congratulations guys xx"
Mark also shared a video of himself having a mini West Ham kit made for his nephew.
"Josh, just remember who bought him his first ever shirt," he joked.
Josh announced the news on Friday with the words: "OUR BABY BOY, 00.55 am, 22.2.22, 5lbs 9. A complete surprise and unexpected arrival earlier in the week that has truly changed our lives for the better and forever.
'It’s taken us time to post and share our special angel because of how shocked and overwhelmed we have been but I don’t say this lightly he is truly the best thing that has ever happened to us and the proudest moment of my lifetime.
"I love and care for him more than words can explain and I simply never realised, knew or understood the feeling I got the minute he arrived and will never be able to explain it."
He continued: "My wife Hollie is a warrior, hero, superstar and soldier to say a few and the journey we went on this week is one that will live in our minds everyday for the rest our lives and I can’t thank her enough for producing our wonderful son.
"Four weeks early but four more weeks of loving my new best friend that I can’t wait to see grow into a fit, healthy, happy gentleman that I will try to guide through life just like my mum and dad as well as family did with me."
He signed off by saying: "Welcome to the world son I promise to be the best dad there possibly could be.
"Love you unconditionally and all I have left to say is THANK YOU."
Announcing the news at a family lunch during Jess and William's wedding week in Spain, he handed Jess the sonogram of his and Hollie's baby and the bride teared up.
Josh said: 'I didn't know when was the right time but I thought out here."
Apologising for taking the attention away from the couple, he continued: "Will, it's your week, this is the only moment."
