Noel Gallagher was supported by his new girlfriend Nina Johnson on Monday as they partied at luxury hotel Broadwick Soho in London following the Oasis documentary premiere.The Oasis rocker, 59, kept his head down as he made his way to a waiting car closely followed by his glamorous marketing manager love, 28.The pair were also joined by brother Liam, 53, his fianceé Debbie Gwyther, 44, and the siblings’ children after they had earlier all attended the screening for the Don’t Look Back In Anger documentary. The documentary, which launches September 9 in cinemas and on Disney Plus, chronicles Noel and Liam Gallagher’s famous 15-year feud, reconciliation and follows the band on their reunion tour which grossed each brother £100million. Noel opted for a tan suede jacket and matching shoes for the occasion, which he teamed with a denim shirt and jeans. The Little By Little singer added dark shades and walked with intent while his security kept back a horde of excited fans clamouring for autographs. Noel Gallagher was supported by his new girlfriend Nina Johnson on Monday as they partied at luxury hotel Broadwick Soho in London following the Oasis documentary premiere The Oasis rocker, 59, kept his head down as he made his way to a waiting car closely followed by his glamorous marketing manager love, 28Meanwhile Nina, 28, cut a chic figure in a stylish black jumpsuit as she stepped into the limelight to support her new boyfriend. Following him to the car, Nina accessorised her look with a black clutch and pointed black heels, while her sleek brunette tresses were left loose.Meanwhile, Liam was his usual casually cool self, donning a navy waterproof hoodie and jeans teamed with sunglasses.Like his brother, he too was escorted by security as he was surrounded by fans eager to get his famous signature. His fiancée Debbie wasn’t too far away, with the music manager cutting an elegant figure in a black minidress.Noel and Nina were first linked back in May when they enjoyed a date night at The Hart in west London – two months after his split from Sally Mash.The Oasis rocker shared a flirtatious smile with the marketing manager as the pair left the gastropub and climbed into a waiting car together. Despite her being less than half the hitmaker’s age, onlookers said sparks were flying between the couple – who are said to have been introduced through mutual friends.A source previously claimed the age-gap was a non-issue for Noel and Nina, telling The Sun on Sunday: ‘She is a lot younger than him but that doesn’t bother either of them. ‘They really enjoy each other’s company and both love the finer things in life and go to a lot of the same places.’Join the discussionWhat do you make of Noel Gallagher stepping out with his new girlfriend Nina Johnson?What’s your view? Noel opted for a tan suede jacket and matching shoes for the occasion, which he teamed with a denim shirt and jeans The Little By Little singer added dark shades and walked with intent while his security kept back a horde of excited fans clamouring for autographs Meanwhile Nina, 28, cut a chic figure in a stylish black jumpsuit as she stepped into the limelight to support her new boyfriend The pair were also joined by brother Liam, 53, his fianceé Debbie Gwyther, 44, and the siblings’ children after they had earlier all attended the Don’t Look Back In Anger documentary screening Liam was his usual casually cool self, donning a navy waterproof hoodie and jeans teamed with sunglasses His fiancée Debbie wasn’t too far away, with the music manager cutting an elegant figure in a black minidress Liam settled into his car as he left the afterparty for his new documentary Earlier in the evening, Noel and Liam were in great spirits at the premiere of Oasis: Don’t Look Back In Anger Oasis: Don’t Look Back In Anger will launch at Imax screens and in cinemas on September 9While an onlooker during their date told The Sun: ‘They were laughing and joking, but keeping a slight distance so they did not look like a couple. ‘However, there was no mistaking the spark between them and they were clearly together. They had been engrossed in each other’s company inside and spent hours together, just the two of them.’Noel was said to be enamoured by Nina, who works for a swanky events company, with the pair having spent a lot of time together of late.’She is really bright and taking her career seriously,’ the insider added. ‘She’s her own woman and Noel really respects that.’The Daily Mail has contacted Noel’s representatives and Nina for comment. His new romance came just two months after twice-married Noel split from his girlfriend Sally Mash in March after two years together.The pair reportedly parted ways after deciding they ultimately ‘are not right for each other’ but were said to have remained ‘the best of friends’.A source told The Sun: ‘Noel and Sally split earlier this year. There was nothing dramatic, it was amicable, they just weren’t right for each other.’Noel and Sally have stayed the best of friends, there’s no bad blood there.’While he finalised his bitter divorcé from ex-wife Sara MacDonald – with whom he shares sons Donovan, 18, and Sonny, 15 – in 2023.The former couple met at Ibiza nightclub, Space, in 2000, a year before Noel’s divorce from his first wife Meg Matthews – the mother of his eldest child, Anaïs, 26.