Who are we really? We may know where we're from, but only recently have we been able to trace our ancestry back generations from just a swab of our saliva.

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CBS

MyHeritage DNA reveals the ethnic groups and geographic regions going 10 generations back in time, as well as hundreds and even thousands of new and unknown relatives from all over the world. 

The company that shines a light on your ancestry has released its Black Friday sale early, offering the DNA kit for just £27, 65% off the usual price.

If you're wondering what the process is like, well, the hosts of Good Morning Britain recently gave a go, and were fascinated by the revelations.

MyHeritage DNA

ITV

Richard Arnold, Ed Balls, Kate Garraway, Marverine Cole, and Laura Tobin swabbed their cheeks for 10 seconds. From there onwards the scientific tools of MyHeritage did all the work.