With the show just a month away, you might want to brush up on the voting system, which was radically revised in 2016.
The two sets of scores will then be added together to give a final set of results from that country.
Broadcast live from Lisbon’s Altice Arena on Saturday 12 May, the Grand Final will see Britain’s SuRie taking on competitors from 42 rival countries in the annual spectacular.
The maximum score a performer could therefore receive, if all 42 judging countries were to award them a 12 from both professional and public votes, would be 1008.