Rihanna looks exhausted as she dresses down for another late night recording session... amid rumours she's been enjoying 'secret dates' with Lewis Hamilton
She's rumoured to be enjoying a hot new romance with Lewis Hamilton as well as working on her eighth studio album, and it certainly looked like Rihanna's hectic life was catching up with her on Saturday.
The singer was spotted emerging from another late night recording session on Saturday, looking exhausted as she left her West Hollywood recording studio.
As well as working hard on her anticipated new record, the chart-topper is being kept busy by a new man in her life - British Formula One ace Lewis, with the long-time friends reportedly enjoying a string of secret dates in recent weeks, as they both find themselves single at the same time.
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Don't Stop The Music! Rihanna was seen emerging from another late night recording session in West Hollywood on Saturday
Ditching her usual skimpy wardrobe for a much more understated look, Rihanna covered up in camouflage trousers and a matching army green jacket for her weekend recording session.
A printed tee was layered underneath the cosy baseball jacket, with the fashion-lover upping the glam factor with a pretty pink shoulder bag.
Her curls were left natural and messy, with the star sporting minimal makeup as she made her way to her car, looking ready for bed.
Worn out: The Bajan singer looked exhausted as she headed home in her army green outfit
Time for bed? Rihanna ditched her usual skimpy outfits for a more low-key look as she continued work on her eighth studio album
Jet-setter: The star has been flying between New York and Los Angeles in recent weeks as she works on her anticipated new record in different studios
While she's mostly been holed up in recording studios in New York and LA in recent weeks, Rihanna has reportedly been enjoying some down time with Lewis.
The Sun report that the F1 ace, 30, and the singer, 27, were spotted enjoying a meal at Da Silvano in NYC last Saturday, before the party-loving pair hit 1OAK nightclub in the city, where they reportedly stayed until the early hours.
A source close to the singer has claimed it was only a matter of time before the flirty pair got together.
Natural: The star sported minimal makeup for her long session in the studio and tied up her curls
Keeping busy: While the star has mostly been holed up in the recording studio in recent weeks she has reportedly found time for a new romance
Wild week? The 27-year-old Bajan beauty has reportedly been heating up her friendship with Lewis Hamilton
'They've had a flirtation for years and have always fancied each other, but since May this year they've been talking a lot. Finally their schedules allowed them to spend a weekend in the same part of the world and they made the most of it,' the insider has explained.
With Lewis jetting around the world for F1 season and Rihanna busy working on her album, the pair are thought to be mapping out some more time together for later in the year, with the source adding that the US star has asked Lewis to watch her perform at Rock In Rio in September.
The source goes onto say that Lewis is already besotted with the stunning singer, explaining: 'He is a bit infatuated with her and thinks she is not only sexy but incredibly funny, although he knows she has a reputation as a heartbreaker.'
Hot new romance? Rihanna and Lewis, 30, pictured together at the British Fashion Awards in December 2014, have reportedly been enjoying secret dates
Long-time friends: The British F1 driver at the Bajan singer have been close for years, with Rihanna pictured cheering Lewis on at the Canadian Grand Prix in 2011
A representative for Lewis had no comment when contacted by the MailOnline.
Lewis and Rihanna have been spotted at numerous events together over the years, with the Barbados born star pictured cheering the Brit on at the Montreal Grand Prix in 2011, while they also reportedly partied together at a Monaco casino in 2013, when Lewis was on a break from Nicole.
It was at this year's star-studded Met Gala in New York though that insiders claim that their flirtation started to turn into something more, when Lewis joined Rihanna's table at the after-party.
Flirty: The a-list pair have reportedly enjoyed a 'flirtatious' friendship over the years but have recently become closer after both finding themselves single
Jet-setting: Lewis reportedly took Rihanna out on a dinner date in New York last weekend before they partied into the small hours at 1OAK
Lewis has been linked to a string of gorgeous girls since he split from on/off girlfriend of seven years Nicole in February.
The F1 ace has been enjoying a jet-set summer in between his Grand Prix commitments, flying to the season's top events around the globe.
It was during the Monaco Grand Prix in May that Lewis was linked to model Gigi Hadid, 20, with the driver spotted with his arms around the blonde beauty after the race, days after they both hit the amfAR Cinema Against AIDS Gala.
Single again: The British sportsman split from Nicole Scherzinger, his on/off girlfriend of seven years, in February after a series of arguments over Christmas
Linked: Lewis sparked romance rumours back in May when he was pictured getting close with model Gigi Hadid, 20, in Monaco
But Gigi, fresh from her split from Cody Simpson, soon struck up a romance with singer Joe Jonas, leaving Lewis firmly in the friend zone.
The sportsman has also been linked to Gigi's close pal Kendall Jenner, with the 19-year-old model spotted partying with the Brit in London.
Rihanna meanwhile has been seen on a string of nights out with Real Madrid footballer Karim Benzema while earlier this year she was linked to Hollywood star Leonardo DiCaprio, after they were spotted together at several parties.
The Oscar nominated actor even organised Rihanna's star-studded 27th birthday bash in March.
Back to business: After reportedly enjoying a weekend in NYC with Lewis, Rihanna was seen back on the West coast on Thursday as she headed out in Los Angeles
Casual: The singer was low key in a printed tee and army green trousers as she stepped out
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