Also competing in tonight's final are: Missing People Choir, MerseyGirls, The Pensionalities, Kyle Tomlinson, DNA, Matt Edwards, Tokio Myers and Ned Woodman.
But it won't just be those 10 acts competing to win this year's ITV talent show competition.
The judging panel have chosen a wildcard act, which will be announced on tonight's live show.
Daliso shocked Simon Cowell with his joke about slavery in the semi-final
Looking ahead to the final, judge Alesha Dixon said she believes the Missing People Choir have a good chance at taking home the trophy.
She told Express.co.uk: "I was really proud to be a part of the show when that aired. I just thought, 'This is how you use your platform responsibly.
"It was such an important message, it was so beautifully done and I think everyone watching had empathy for them and compassion for them and respected them and admired them."
We will be following all of the action from tonight's dramatic final live show.
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Dance act Just Us get the golden buzzer
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9.08pm – Next up is the winner of semi-final number 2, Issy Simpson, who impressed the judges with her incredible magic tricks and has dedicated her performance tonight to her brother Dexter.
She leaves Simon speechless with her card trick that involves him picking out a card before she reveals his choice has his name scrawled across the back of it.
"I felt emotional just watching you just then," Alesha reveals. "That was fantastic, you have been the star of the show."
Amanda tells the youngster that she believes she could win the competition as Simon adds: "If J.K Rowling believes in magic, she should pick up the phone on Monday and make you the star of her next film."
9.00pm – Daliso Chaponda is next to try and win over the public with his jokes after winning the last semi-final on Friday night.
He once again has both the audience and the judges in hysterics with his non-PC jokes before revealing that there were some gags he was told he could not say on the live show.
"You did it again, I just love that you're so edgy and I love the politics, I love that you do stuff that no one can take away from you," Amanda tells him.
Simon compliments Daliso by informing him that he is the "best comedian" that they have ever had on the series.
Issy Simpson wowed the judges with her magic tricks
Britain's Got Talent: Wild card act Sarah has blown the judges away once more
8.50pm – After being announced as the wild card act at the start of the evening, Sarah Ikumu has taken to the stage and is once again blowing the judges away with her vocals.
"What a great song and a great lyric for you this week," Simon tells her. "You know what, in a weird way, you not getting through automatically may have been the best thing for you. You weren't sulky about it, you got it, and then you got your second chance… you are going to have a massive career in the music business."
Fellow judge David continues: "You are the comeback kid. You have comeback and you've comeback to win, you're the one to watch tonight."
8.39pm – The Missing People Choir are next up to perform in the hope of becoming the first choir to win the ITV talent show.
After an emotional performance, Amanda is close to tears as she comments: "Just seeing those words on the back walls and hearing your harmonies that was just so moving and so touching. I rally don't know how you are all still standing and standing so strong."
Simon added: "You aren't professional singers but with your message, it was the perfect way for you to come into the final. I have a lot of respect for what you have done, I think it's very important."
Britain's Got Talent: The Missing People Choir give another heartfelt and emotional performance
Britain's Got Talent: Matt once again impressed the judges with his magic skills
8.32pm – Matt Edwards has taken to the stage to wow the judges once more with his magic skills and he certainly has them in the palm of his hand.
He has asked David to think of a celebrity before sketching a picture of the person he is thinking about.
After much anticipation, the judge reveals he was picturing Ant and Dec before Matt reveals a drawing of the ITV presenters.
Alesha tells Matt: "The trick was brilliant but I much prefer you when you're just being you and being silly."
"I absolutely understand why Ant and Dec pressed their golden buzzer for you," Amanda explains.
8.20pm – DNA are the next act trying to win over the public tonight and have left the judges scratching their heads in confusion.
While the duo impress with their mind reading skills they are left a little flustered when they make a minor mistake.
"It was like gong to university," David says of their act. "It was incredible, the way your minds work is extraordinary."
Simon notes: "There was a little stumble but it shows how hard you work."
"You're one of the most original acts of the series," Alesha comments. "I think you are fantastic, now you need to influence the people at home to pick up the phone and vote."
Britain's Got Talent: Kyle gave an emotional performance of A Thousand Years
8.09pm – Ned Woodman has taken to the stage – will he make any more jokes at Amanda's expense?
After a hilarious performance, Simon asks the youngster: "Are you sure I'm not your dad?"
Ned quips back: "100 per cent sure you're not."
Simon goes on to add: "I have to hand it to you, you have stuck to what you have done since day one. you're funny and god help the royal family if you win."
8.002pm – Kyle Tomlinson is the third act to take to the stage after he sailed through the audition stages when he became David's golden buzzer act.
His vocals are incredible as he performs a stunning rendition of Christina Perri's A Thousand Years, which will no doubt have viewers in tears.
David tells Kyle: "I couldn't be prouder, I'm just so in awe of your talent because I have no talent of my own. That was extraordinary.
"This was a golden moment and whatever happens tonight you should be super proud of yourself."
Simon adds: "On Monday morning you might start getting calls from producers and agents from the West End."
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7.48pm – Alesha's golden buzzer act MerseyGirls have taken to the stage and are performing a stunning routine to Ella Eyre's Together.
The girls are overcome with emotion as they complete their dance and can be seen hugging each other before turning to the judges to hear their comments.
Alesha commented: "I've genuinely fallen in love with you, I'm so proud of you. Five gorgeous girls up there doing what you love."
Meanwhile, Amanda noted: "Another outstanding performance. It's joyous to watch you… Your face Annie throughout is just so passionate and determined throughout."
7.36pm – The Pensionalities are the first act to take to the stage tonight and appear dressed in white tuxedos.
David said took a swipe at Ant and Dec as he joked he couldn't tell the singing duo apart from the hosts.
Alesha complimented the pair calling them "charming" and telling them they were "definitely in with a chance" of winning over the nation.
Simon added that he had "more calls about The Pensionalities this week than anyone else" before thanking them for auditioning for the competition.
The Pensionalities were a favourite with the judges in the semi-final
7.34pm – Ant and Dec ask the judges who they believe will win the competition. Amanda said "absolutely anyone" could take the title.
7.33pm – The wildcard has been announced and Sarah Ikumu will be singing tonight in the hope of winning the series.
Simon said the panel made the "right choice" and there was only person they believed should take the final place on the live show.
7.30pm – And we're off. Judges Amanda Holden, Simon Cowell, Alesha Dixon and David Walliams have taken their seats and are looking forward to tonight's show.
Britain’s Got Talent airs on ITV tonight at 7.30pm.