Rita Ora shows off her washboard abs as she packs a punch while sparring with boxing champ David Haye

She's made no secret of the fact that she was keen to get healthy and in tip-top shape after her recent visit to Los Angeles.
And Rita Ora appears to enlisted the services of none other than former heavyweight world champion David Haye as she continues her fitness mission.
The 22-year-old singer paid a visit to the boxing star's London gym on Wednesday, where she showed off her skills in the ring as she practised her uppercuts. 

Ding ding! Rita Ora showed off her skills in the ring as she got to work with boxing champion David Haye on Wednesday

Packing a punch as she pelted the 32-year-old sportsman's toned stomach with blows, the How We Do hitmaker proved herself to be quite the sparring partner.

Introducing the pop star in a video uploaded to his Instagram account, David said: 'I'm David Haye, aka the Hayemaker and I'm here with my new sparring partner. Gonna check her out and test her out. This is Rita Ora, let's see what you've got, girl.'

Groaning and grimacing her face as she dealt the heavyweight a series of brutal punches, the Kosovan-born beauty certainly looked as though she knew what she was doing.

Working it! The 22-year-old singer paid a visit to the former world heavyweight champion's London gym on Wednesday, where she showed off her skills in the ring as she practised her uppercuts

Rolling with the punches: Packing a punch as she pelted the 32-year-old sportsman's toned stomach with blows, the How We Do hitmaker proved herself to be quite the sparring partner

Sparring partner: It was appear David was impressed with the singer's boxing skills, telling his Twitter followers she 'packs a punch'

And it would appear David was impressed with her skills, writing on his Twitter page: 'Sparring with my girl @RitaOra Damn she packs a punch!!!'

Posting a snap of the pair posing together after their sparring session, the sportsman wrote: 'Great fun today at the Hayemaker Gym training with the very fit & lovely @RitaOra.'

Rita seems to be seeing impressive results from her new training regime, and was showing off a set of envy-inducing abs in a grey Nike crop top and sky blue form-fitting leggings as she got to work in the ring.

Go on, girl! Groaning and grimacing her face as she dealt the heavyweight a series of brutal punches, the Kosovan-born beauty certainly looked as though she knew what she was doing

Washboard abs: Rita seems to be seeing impressive results from her new training regime, and was showing off a set of envy-inducing abs in a grey Nike crop top and sky blue form-fitting leggings as she got to work in the ring

Wearing her platinum locks pulled back from her face and going make-up free, the singer looked incredible as she got physical with the pro boxer.

The star later offered a further glimpse of her incredible washboard abs as she left the gym, this time covering up her sports bra with a loose-fitting Fetish-motif crop top.

Rita has made no secret of her desire to get healthy in recent weeks after her trip to Los Angeles.

Writing on her Twitter page last month, she said: 'Hello LA. hot LA. how I love it here it makes me wana (sic) be healthy. Lol.'

When sports and showbiz collide: David posted a snap of the pair on his Twitter and Instagram pages, praising his new pal as 'very fit and lovely'

Excitable: Rita seemed to be giddy at the prospect of her sparring match as she arrived at the sportsman's London gym earlier in the day

Pretty in pink: The star covered up in a hot pink vest, while adding a touch of glamour to her gym look with a pair of black cat-eye sunglasses

Meanwhile, David is currently preparing for his clash with Tyson Fury at the Manchester Arena on September 28.

The Londoner has been out of action for over a year since he stopped Dereck Chisora in the fifth round of their grudge match at Upton Park last July.

After a fight with Manuel Charr was postponed after Haye suffered a hand injury, a deal was agreed with Fury who has yet to taste defeat in 21 fights as a professional.

The endorphins are flowing: Rita was in great spirits as she left the gym after her session, making sure to pose up a storm for photographers

Envy-inducing: The star offered a further glimpse of her incredible washboard abs as she left the gym, this time covering up her sports bra with a loose-fitting Fetish-motif crop top

Au naturel: Wearing her platinum locks pulled back from her face and going make-up free, the singer looked incredible in spite of her afternoon of physical activity

New bag: Rita seemed keen to show off her new tote bag, bearing the logo 'you can't sit with us'