ANT McPartlin and Dec Donnelly fans were left shocked tonight as it was revealed the famous duo are RELATED.
A surprise ending to their documentary DNA Journey explained they share the same S660 DNA marker.
The emotional discovery moved viewers to tears, with one saying: "#DNAJourney has been a brilliant few hours of television. I’ve laughed, cried and screamed in amazement at how it ended! Such a great show."
Another added: "I’m not crying, you are... #DNAjourney."
Someone else said: "Great TV show, I’ve fallen in love with @antanddec all over again! their bond is unreal #DNAjourney #truefriendship."
Another fan said: "Aw that would bring a tear to a glass eye #DNAjourney."
A viewer claimed: "Ant & Dec are actually so f***ing cute I’m crying #DNAjourney."
They were told they carry the S660 DNA marker in the final episode of Ant and Dec’s DNA Journey, screened on ITV tonight.
Genealogists found the same gene in a Viking warrior whose skeleton was dug up in Dublin. The I’m A Celebrity pair discovered he had died in 790AD.
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The bombshell revelation had a deep impact on the presenting pair, with Ant admitting: “We’re friends, we’ve got that brotherly connection. But it feels even deeper. Doing this show has made us look at each other in a different way. He means the world to me."
Tearful Dec added: "I'm at my happiest and most content when we're toegther. He's like another part of me. It would be like losing a limb if I didn't have him in my life. It's proved again why we're such good friends."