'Two dadas!': Dad hilariously introduces identical twin brother to his kids

What's better than one dadda? Two daddas - according to these adorable toddlers who can't believe their eyes when they meet their father's twin brother.

The adorable moment has gone viral on TikTok, and you need to watch the video.

Posting to her account @withtrina, wife Trina Kaufman shared footage of her children meeting their Uncle Matt, now that he has a full beard like their dad.

READ MORE: Stranger's outrageous request of breastfeeding woman

The video has been viewed more than 6.4 million times, as Trina's kids look adorably baffled, staring at what they believe are 'two daddas' in the room.

Captioning the video: "We had a little 'dadda' confusion, now that uncle Matt has a beard like dadda!", the video shows the children's father holding their son, while his identical twin, uncle Matt, holds their daughter Meadow.

To add to the confusion, both men are dressed identically, wearing navy blue shirts and jeans.

READ MORE: Paramedic's warning after Christmas bauble 'explodes'

When Meadow's father approaches her, she reaches out her arms, saying 'Daddy!'. However, when she turns around to look at her uncle Matt, she calls him 'Dada' too.

TikTokers have found the footage completely delightful.

"So adorable....the boy is like 'hold up, hold up, I'm dreaming," one user joked. "I'm confused more than her," another wrote. "Poor kid. So cute!" a third commented.