Taking to the stage at Box Park in Croydon ahead of the game against Croatia, the actor, 55, known for his role as Barry Evans on the BBC soap, rallied the crowd with a series of songs including Something Inside So Strong and Mustang Sally.
Shaun appeared to be in his element as he put his vocal skills to the test and gyrated around the stage in a blue suit, before England stormed to victory against Croatia with a 1-0 win.
Amazing: EastEnders star Shaun Williamson surprised fans on Sunday when he took to the stage ahead of England’s first Euro 2020 match on Sunday at Boxpark in Croydon
Shaun certainly knew how to get the crowd going, with hundreds of fans on their feet dancing and chanting to his rendition of Sweet Caroline.
And football fans were pleasantly surprised by the actor’s ability to belt out a tune, taking to social media to share their appreciation.
One person remarked: ‘Rome had Andrea Bocelli, Boxpark Croydon had Barry from Eastenders.’
Meanwhile, another used joked: ‘Croydon has peaked.’
Belting it out: Shaun took to the stage at Box Park in Croydon ahead of the game against Croatia and song a selection of songs
Working the crowd: The actor rallied up the crowd with a series of songs including Something Inside So Strong and Mustang Sally
One pleased fan noted: ‘Shaun Williamson is a national treasure and should be protected at all costs.’
The TV star played loveable Barry Evans in the BBC One show between 1994 and 2004.
Barry was killed by his unfaithful partner Janine Butcher (Charlie Brooks) after she pushed him off a cliff in a bid to inherit his wealth.
Late last year he revealed he has a secret son after fathering a child with a circus juggler over 30 years ago.
Delight before the footy: He certainly knew how to get the crowd going, with hundreds of fans on their feet dancing and chanting to his rendition of Sweet Caroline
‘A national treasure’: Football fans were pleasantly surprised by the actor’s ability to belt out a tune and shared their reactions on social media
The singer described how he received an email in 2013 by a 32-year-old man named Gary living in Northern Ireland who claimed to be his son.
The Maidstone native, who has a daughter Sophie, 22, and son Joseph, 20 with ex-wife Melanie Sacre, told how the revelation was ‘the most frightening but amazing discovery’.
He told The Sun on Sunday: ‘When I found out I had another son, I was stunned. I was shaking when I went to meet him.
‘He said he never thought in a million years that Barry from EastEnders could be his dad.’
His exit: Barry was killed by his unfaithful partner Janine Butcher after she pushed him off a cliff in a bid to inherit his wealth (pictured in 2004)
What a shock! Late last year, Shaun revealed he has a secret son after fathering a child with a circus juggler over 30 years ago (pictured with his secret son Gary in 2018)
The EastEnders star’s latest outing comes as famous England fans showed how they were celebrating the team’s first game on social media.
Romeo Beckham, 18, son of football legend David, shared his excitement for the Group D opener by donning a shirt featuring pro player Phil Foden‘s number 20 on the back.
While Geordie Shore star Sophie Kasaei, 31, commanded attention as she posed up a storm topless and joked: ‘Lost my footy shirt so t**s out for the match today’.
‘Let’s go boys’: Romeo Beckham ensured to show his support for England ahead of their match against Croatia in the Euro 2020 Group D opener on Sunday as he posed in a shirt
Footie fan: Geordie Shore star Sophie Kasaei, 31, commanded attention as she went topless for the game, joking: ‘Lost my footy shirt so t**s out for the match today’
Also showing that they’re getting behind Gareth Southgate’s men and hoping for an English victory was AJ Prichard, 26.
The professional dancer shared a beaming selfie to Instagram, showing him proudly wearing the white England shirt.
Stacey Dooley treated her followers to a hilarious clip of beau Kevin Clifton dancing on Sunday, revealing the dancer was getting into the football spirit.
Bring it home! AJ Pritchard also posted a beaming selfie to Instagram, showing him proudly wearing the white England shirt during the match
Getting into the spirit: Stacey Dooley shared a hilarious video of her beau Kevin Clifton dancing to Three Lions (It’s Coming Home)
Posting a video of him dancing to Three Lions, she teased: ‘How can the best dancer from Strictly, be the worst dancer in living rooms?)
‘COME ON ENGLAAAAAAAAND.’
England scooped the victory on Sunday, with Raheem Sterling, 26, scoring against Croatia to see the national side win its first ever opening Euros game.
Incredible! Raheem Sterling scored the winning goal as England beat Croatia 1-0 at a sunny Wembley to begin their Euro 2020 bid well