This is what we found on Wikipedia regarding the Calum Scott:

Calum Scott (born 12 October 1988) is an English singer and songwriter. He rose to prominence in April 2015 after competing on the ITV talent contest Britain's Got Talent, where he performed a cover of Robyn's hit "Dancing on My Own" and earned a Golden Buzzer from Simon Cowell. After placing sixth in the contest, he released his own version of the song as a single the following year, which peaked at number two on the UK Singles Chart and became Britain's best-selling single of summer 2016.

Scott later signed with Capitol and in 2017, released the single "You Are the Reason", included on his 2018 debut album Only Human, which reached number 4 on the UK Albums Chart. The performance has been seen over a billion times on YouTube. Later in 2018, he collaborated with Leona Lewis to release a duet version of "You Are the Reason".