The Malawi-born comic had audiences both in shock and stitches when he quipped: “I’m black, 200 years ago this would have been an auction! We’ve come a long way, that’s all I’m saying!”
The punchline prompted a humungous gasp and applause from the live studio audience, while Simon was seen mouthing: “Wow!”
"I love that you are fantastically non-PC,” the show’s head-honcho beamed.
Daliso Chaponda overtakes Missing People Choir as favourite to win Britain's Got Talent Britain's Got Talent stars: where are they now Sat, April 15, 2017
Britain's Got Talent stars: then and now. A gallery of past winners and runners up on the popular show.
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Susan Boyle was runner-up to Diversity on Britain's Got Talent in 2009 has since toured the world, performed for the queen and sold millions of records
It's safe to say punters will be laughing all the way to the bank if Daliso wins
And it seems bookmakers agree as they’ve slashed the 37-year-old’s odds to just 9/4; easily making him tonight’s one to beat in a surprising last minute U-turn.
Jessica Bridge of Ladbrokes said: "It's safe to say punters will be laughing all the way to the bank if Daliso wins BGT this year."
Pianist Tokio Myers is tipped at 5/2 for victory, with former leaders of the pack the Missing People Choir left to settle for third place at 5/1.
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Daliso Chaponda's first audition on Britain's Got Talent
Missing People Choir on Britain's Got Talent
Magician Issy Simpson and The Pensionaries find themselves trailing with odds of 8/1, while Sarah Ikumunu, who was eliminated and brought back as the judges’ wild card follows at 12/1.
At the bottom of the pile is Ant and Dec’s golden buzzer Matt Edwards with dismal odds of 66/1 following a lukewarm reception with his routine in the semi-finals.
Britain’s Got Talent concludes tonight at 7.30pm on ITV.