The 61-year-old singer, who represented the UK with 'Believe In Me', finished 19th out of 26 acts last night with 23 points.
The Welsh singer is flying the flag for the UK at the annual contest, which takes place at the Malmö Arena in Sweden this evening.
Bookmakers have given the Neath-born singer odds of 40-1 to win the contest, which will take place in Sweden.
Fans of Bonnie Tyler were the first to arrive at the Malmo Arena ahead of the Eurovision Song Contest tonight - some six hours before the show.
They told ITV News they wanted to get the best possible position in the arena to see the Swansea singer perform.
Bonnie Tyler has taken part in the final dress rehearsal for the 2013 Eurovision Song Contest - and was given one of the biggest cheers.
For the first time, all finalists marched into the arena together to open the show.
Bonnie may not win but is popular among many supporters.
Welsh fans proudly waved flags as Bonnie entered the arena, and when she sang she was given one of the loudest rounds of applause.
Earlier she told ITV News she had 'almost been brought to tears' at the support from fans in the UK.
11,000 people were in the Malmo Arena for the performance last night in Sweden. Today the final technical run-through will take place before the big show tonight.
Eurovision fans are gearing up to support Bonnie Tyler in tonight's competition. Preparations are underway for a party in Swansea city centre to coincide with the festivities.
The Neath-born singer takes to the stage in Sweden tonight to perform this year's entry 'Believe in Me.'
Swansea Council is organising an event in Castle Square from 6.30pm before the competition is shown on a big screen.
The Swansea singing star Bonnie Tyer has told ITV News how she's been brought "almost to tears" by messages of support from fans.
Twenty four hours before the Eurovision song contest begins in Sweden, Bonnie has been performing in her final rehearsal, as Mike Pearse reports from Malmo.
Bonnie Tyler has performed at her last major rehearsal before the Eurovision song contest on Saturday.
The Neath-born singer will perform 'Believe in Me' on stage in Malmo, Sweden.
Speaking ahead of Saturday's Eurovision Song Contest in Sweden, Bonnie Tyler says she's been brought "almost to tears" by messages from fans.
"I've done various radio stations, and I've had people's quotes said to me" she told ITV News.
"I didn't realise people were saying lovely things about me"
"It's so positive. I'm really thrilled!"
Bonnie Tyler, this years Eurovision entry for the UK, made a surprise appearance in Sweden ahead of the contest on Saturday.
The Neath-born singer took to the stage in Malmo where the contest is being held.
Fans from Wales have already started arriving in the city for the contest this weekend.
Eurovision fans will get the chance to support Bonnie Tyler at a special Eurovision party in Swansea.
The event, which will include a live broadcast of the song contest in Sweden, takes place in Castle Square in the City Centre this weekend.
Neath-born singer, Bonnie Tyler, will represent the UK with a performance of her song 'Believe in Me'.
Cllr Nick Bradley, Swansea Council’s Cabinet Member for Regeneration, said: “Eurovision is always a bit of harmless fun, so we thought we’d do our bit to get in the spirit of things and show the competition live on the Big Screen.
“But there should be even more local interest this year because of Bonnie’s involvement. She’s a proud local girl who went onto superstardom, so I’d encourage people to flock to Castle Square, let their hair down and enjoy what’s going to be a night to remember."
Port Talbot dance troupe Pre-Skool impressed the judges on last night's Britain's Got Talent.
The youngsters were inspired to enter the competion by siblings who got through to last year's final with Nu Sxool.
The 13-strong group - made up of children aged five to eight - was choreographed by Terry Michael, who was also behind Nu Sxool's successful audition. Pre-Skool are through to the next round after each of the four judges said 'yes.'
Judge David Walliams told them: "I thought, I really hope their dancing lives up to how cute they are, and it did. It was fantastic."
The Manic Street Preachers have fixed up a series of shows Down Under to allow them to watch rugby between their gigs.
The band's scheduled the shows in Australia and New Zealand around the fixtures for the forthcoming British & Irish Lions matches.