Homegrown Britain's Got Talent acts take on Got Talent acts from around the world in the ultimate battle of the Champions!

The battle of the Champions continues as the first comedian to win BGT, Lost Voice Guy, returns along with MerseyGirls, Series 5 winner Jai McDowall, and many more BGT and international acts.

Magician and winner of Series 10, Richard Jones returns along with illusionist Darcy Oake, DJ Arch Jr, who won South Africa's Got Talent when he was three, and more BGT and international acts.

Breakdancer and Series 2 winner George Sampson takes on singer and Series 13 winner Colin Thackery, America's Got Talent comedian Preacher Lawson, comedy dance duo Stavros Flatley, and more.

Musical theatre singing group and winners of Series 8, Collabro, take on sword swallower Alex Magala, one of the most dangerous acts ever, Series 4 dancers Twist and Pulse, and more.

The remaining champions go head to head to compete for the trophy in the hopes of becoming crowded the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.

Past winners, finalists and contestants from Britain's Got Talent and international versions of Got Talent compete to be crowned the ultimate winner.