Viewers were thrilled as Ant McPartlin and Declan Donnelly discovered a family connection during their investigation into their ancestors.

The presenters have been looking into their roots on And And Decโ€™s DNA Journey, and in the final instalment on Monday they found out they carry the same unique DNA marker which can be traced back to a Viking warrior.

Fans could barely contain their excitement after the announcement.

โ€œThe fact that @antanddec are very distantly related has honestly completed my life oh my god,โ€ said one person on Twitter.

โ€œAll is right with the world @antanddec are related,โ€ said another.

โ€œThe fact that ant and dec are distantly related is crazy town, but it also shows that soulmates really do exist, platonic or not,โ€ said another fan.

โ€œItโ€™s something truly remarkable.โ€

One person tweeted: โ€œKnowing that @antanddec are related is actually more important than brexit!!!โ€

Many viewers said they had predicted the pair were related to each other.

โ€œI knew theyโ€™d be related somehowโ€ฆ cousinssss,โ€ posted one happy fan.

โ€œI knew u were related somewhere down the line, just love u both,โ€ said another.