This evening’s show saw a few of the hopefuls sing and dance with pop star Olly Murs.
After the performance, host Graham told the audience that 19-year-old Sario Solomon had been unwell during the week.
“I couldn’t tell from the performance but apparently you had some throat problems today?” the Irish presenter asked.
Sounding very ill, Sario replied “yeah” with a heavy growl.
Let It Shine: Graham Norton called for assistance for aspiring singer Sario Solomon
Let It Shine: The stage began to laugh as they heard Sario's heavy growl
Surprised by the sound of his voice, the judges and audience began to laugh as Graham yelled theatrically: “Medic! Medic!”
The aspiring singer revealed he was suffering from a double medley of tonsillitis and laryngitis.
“Just in the past couple of days a sore throat turned into tonsillitis, laryngitis, the full-blown everything," he explained.
Let It Shine: Sario revealed he was suffering from both tonsillitis and laryngitis
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Theatre talent shows through the years
Wed, November 16, 2016
As Gary Barlow launches new talent show 'Let it Shine' to find the stars of a Take That musical, we look at the successful musical theatre talent shows of the past.
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Let it Shine – The new BBC show will see Gary Barlow looking for five young men to star in a new Take That musical
Despite his ailment, Sario managed to make it through to the next round of the competition.
Next week will see the remaining contestant put into five bands to perform live for the first time.
Let It Shine continues next Saturday at 6.55pm on BBC One.