James Arthur suffers embarrassing wardrobe malfunction as his trouser flies are left UNDONE during Jingle Bell Ball performance... after avoiding an awkward run-in with ex Rita Ora

He stormed the stage at the Capital Jingle Bell Ball on Saturday night, performing some of his biggest hits to a 20,000-strong crowd.

But James Arthur appeared to forget one very important thing before his big performance, as he suffered an embarrassing wardrobe malfunction.

The 29-year-old singer appeared to leave his trousers unzipped before heading to the stage in London's O2 arena.

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Awkward! James Arthur suffered an embarrassing wardrobe malfunction during Saturday's Jingle Bell Ball, as the star forgot to zip up his trousers before taking to the stage

Awkward! James Arthur suffered an embarrassing wardrobe malfunction during Saturday's Jingle Bell Ball, as the star forgot to zip up his trousers before taking to the stage

James rocked a stylish ensemble for his performance despite the embarrassing mishap, rocking a burgundy jacket and jeans combo as he donned a guitar to perform some of his biggest hits.

The star, who was crowned X Factor winner back in 2012, has had a phenomenal comeback in recent weeks after a difficult period for the star led him to take a step back from the music industry.

After storming back into the charts with Say You Won't Let Go, the former X Factor champion's career has gone from strength to strength. 

Oops! James appeared to forget to do up his trousers before taking to the stage in London's O2 arena, as he donned a burgundy jacket and black jeans

Oops! James appeared to forget to do up his trousers before taking to the stage in London's O2 arena, as he donned a burgundy jacket and black jeans

Showman: James donned a guitar for his performance, after a phenomenal comeback into the music industry

Showman: James donned a guitar for his performance, after a phenomenal comeback into the music industry

Near-miss: James avoided an awkward run-in with ex Rita Ora at the festive showcast, after revealing his relationship with the star turned him into a 's**g' after their romance came to an end

Near-miss: James avoided an awkward run-in with ex Rita Ora at the festive showcast, after revealing his relationship with the star turned him into a 's**g' after their romance came to an end

James hopefully avoided an awkward run-in with ex Rita Ora at the showcase, after revealing his relationship with the star turned him into a 's**g' after their romance came to an end.

He told The Sun: 'If I’m honest, I became a bit of a s**g after Rita. I was chatting to hundreds of women, and I started to sleep with so many of them I lost count.

'They were usually the same type — Babestation girls or glamour models. If I saw someone I fancied I’d contact her on social media and tell her blatantly I wanted to have sex.'

Struggles: James told The Sun: 'If I¿m honest, I became a bit of a s**g after Rita. I was chatting to hundreds of women, and I started to sleep with so many of them I lost count'

Struggles: James told The Sun: 'If I’m honest, I became a bit of a s**g after Rita. I was chatting to hundreds of women, and I started to sleep with so many of them I lost count'

Making a statement: Rita Ora opened the Jingle Bell Ball in spectacular fashion, donning a fluorescent green bomber jacket and matching high waisted briefs

Making a statement: Rita Ora opened the Jingle Bell Ball in spectacular fashion, donning a fluorescent green bomber jacket and matching high waisted briefs

Rita made sure all eyes were on her as she opened the show on Saturday, rocking a fluorescent green and black checked cropped bomber jacket and matching high waisted briefs, along with thigh-high matching boots.

Entertaining the crowds at London's O2 Arena, Rita made sure to put on an animated performance that saw her bounce around the stage energetically as she showcased her vocal talents.

The beauty is currently riding on the back of her latest single Anywhere's number one success and clearly having a ball, Rita couldn't hide her delight as she frolicked about on stage with her backing dancers.

Hot Right Now: Rita made sure to put on an animated performance that saw her bounce around the stage energetically as she showcased her vocal talents

Hot Right Now: Rita made sure to put on an animated performance that saw her bounce around the stage energetically as she showcased her vocal talents

Riding high: The beauty is currently riding on the back of her latest single Anywhere's number one success

Riding high: The beauty is currently riding on the back of her latest single Anywhere's number one success

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