There were no wardrobe malfunctions during the semi-finals of The Voice – but will.i.am did get carried away and accidentally swore on the live show.

Then Will immediately worried about what his mother would say. He soon found out…

Will was on his feet, talking about Lee Glasson’s “brilliant” performance. “I’ve never seen anybody strangle the microphone the way you do,” Will said to Lee. “You were really feeling that s***.”

And then Will immediately said, “I’m sorry” and sat down.

“OK. We know that Will has been very well behaved for three series,” said presenter Emma Willis. “However, a little word did slip out so I do apologise and I hope no one has taken offence.”

Then Emma turned to Will. “Are you all right?” she asked him.

“No,” he answered. “My mum just texted and she’s upset.”

Will’s mum might just forgive him if his finalist, Jermain Jackman, wins the contest.

But if Jermain does win, Will might just have another slip…

Click here for more on the semi-finals of The Voice.