Is Eurovision good for us? Research suggests the catchy songs and wild performances can make people happier — even if their country scores nul points.
Sweden’s sauna song sets fans on fire
Odds on favourites: Starting out as underdogs, Finnish comedy music group KAJ (above) are representing Sweden in this year's event. Glossary
Cyborg - A person or creature with partly biological and partly mechanical body parts.
Goofy - Ridiculous or silly.
Bookmakers - An organisation or a person that accepts and pays out bets on sporting and other events at agreed-upon odds.
LGBTQ+ - LGBTQ+ stands for lesbian, gay, bisexual, transgender, queer (or sometimes questioning), and others. The "plus" represents other sexual identities including pansexual and Two-Spirit.