Watch tonight: The first Semi-Final live from Stockholm

Tonight 18 countries will compete for 10 places in the Grand Final. The broadcast will be hosted by Petra Mede and Måns Zelmerlöw who are eager to welcome the millions of viewers to Stockholm for tonight's show.

The first Semi-Final contenders

1. Finland: Sing It Away sung by Sandhja
2. Greece: Utopian Land sung by Argo
3. Moldova: Falling Stars sung by Lidia Isac
4. Hungary: Pioneer sung by Freddie
5. Croatia: Lighthouse sung by Nina Kraljić
6. Netherlands: Slow Down sung by Douwe Bob
7. Armenia: LoveWave sung by Iveta Mukuchyan
8. San Marino: I Didn't Know sung by Serhat
9. Russia: You Are The Only One sung by Sergey Lazarev
10. Czech Republic: I Stand sung by Gabriela Gunčíková
11. Cyprus: Alter Ego sung by Minus One
12. Austria: Loin d'ici sung by ZOË
13. Estonia: Play sung by Jüri Pootsmann
14. Azerbaijan: Miracle sung by Samra
15. Montenegro: The Real Thing sung by Highway
16. Iceland: Hear Them Calling sung by Greta Salóme
17. Bosnia & Herzegovina: Ljubav Je sung by Dalal, Deen, Ana & Jala
18. Malta: Walk on Water sung by Ira Losco

Do you know all the songs already? If not here you can find all the video of contestants competing in the first Semi-Final. 

18 Songs: 21 Televoting countries 

Eighteen songs will participate in the first Semi-Final, and professional juries in each of the participating countries, as well as in Sweden, France and Spain, voted on yesterday's dress rehearsal. They accounted for 50% of the overall total. 

Tonight the remaining 50% of the votes will be decided by the public televote in the same 21 countries. These votes will be added to those of the juries to determine the ten countries that will qualify for the Grand Final on Saturday the 14th of May.

Who would you like to qualify for the Grand Final? Tell us below.