Amy (18), Sam (22), Dani (22), Daniella (19) and Lee (25) are UNI5. This group of singers and dancers have come together especially for the show, merging various backgrounds and experience and strengths.
Each has their own story to tell, but will they be singing from the same songbook in their attempt to take the UK contestant crown to represent Britain in Eurovision?
Favourite Eurovision memory:
Watching with her gran who is a massive Eurovision fan, and trying to copy the most over-the-top Eurovision dance routines.
Watching when he was young with his mum at home. Most recently he liked Jade Ewen's song 'It's My Time'.
Watching Eurovision with her family from the age of seven. Her favourite song is Precious' 'Say It Again' from 1999 because, she says, they were a girl band she thought were "cool".
Dancing around the living room singing to Gina G's 'Just A Little Bit', aged six.
Sonia's 'Better The Devil You Know' from 1993, aged nine, also 'Making Your Mind Up' by Bucks Fizz.
22,000 people agreed to clean toilets for WiFi because they did not read the terms.
Tools designed to ensure computer code in smart cars does not crash has been inspired by hungry penguins.
The rounded sleeping capsules send guests drifting into ocean before arriving on desert island by morning.
Sitting on the saddle activates the part of the brain responsible for learning, a study has claimed.
Scientists are appealing for more people to donate their brains for research after they die.
Life on Earth may have arrived from Mars on an asteroid, scientists have claimed.
Lunar mission scheduled at the end of 2017 could find out if beer can be brewed on the moon.
A bottle used to teach children how far litter can travel ended up on Scottish beach after 8,700-mile journey.