Rufus Wainwright celebrates 50th birthday by covering Neil Young

Chris Hemsworth is 40 and in his glory. The actor celebrated his milestone birthday on Friday by hitting the surf with his younger brother, Liam Hemsworth, and a group of friends in Byron Bay, Australia.

Television star and comedian Jonathan Ross was pictured pushing his daughter Betty Kitten in a sweet but rare public appearance. The 32-year-old was diagnosed with fibromyalgia two years ago and has been suffering with the chronic condition since.

Kate Beckinsale celebrated a milestone birthday with a star-studded bash Sunday. Beckinsale turned 50 on July 26 and was joined by Demi Moore, Demi Lovato, Adam Lambert and more celebrity pals. The "Underworld" star posed for photos wearing a silver, sparkling bodysuit.

Kate Beckinsale got her bunny ears on.

, who turned 50 on July 26, dressed up as a Playboy bunny to ring in her fifth decade, and she shared some snaps of the costume on her Instagram grid on Saturday, July 29. Beckinsale wore a very traditional Playboy bunny look: a black sequin leotard with a sweetheart neckline, a halter strap, and the signature white collar and black bowtie.

Kate Beckinsale is ringing in a milestone birthday in style. The actress celebrated her 50th birthday with a big blowout weekend of soirees.

Playboy “bunny” costume for her followers on social media this weekend, complete with a pair of sky-high heels and black bunny ears.The “Click” star shared a carousel of photos, where she stood alongside her two friends, latex designer Nina Kate and Gabs Morpeth, who were wearing different renditions of the bunny outfit.The over-the-hill actress stunned in a black latex body suit and ripped tights as she smiled and modeled with her pals. Photos of the event showed pink and silver balloons decorating her apartment, as well as a table full of birthday cakes and flowers.

Age is but a number for Kate Beckinsale, who channeled her inner "Playboy" bunny days after turning 50. Wearing a black sequined bodysuit with ripped tights, Beckinsale's outfit was adorned by signature bunny ears, a bow tie and sleeve cuffs. Just days after her big birthday, Beckinsale kept the party going, writing she was off to celebrate her "birthday twin," in friend Oliver Gliese.

Cher Lloyd has thanked fans for their messages as she celebrates her 30th birthday.The star, who first shot to fame on X Factor in 2010, celebrated her milestone birthday with loved ones by going out to dinner and seeing a theatre show in London.The singer - who is currently expecting her second child - shared a few photos of her day out, including a photo taken at the dinner table, where the star can be seen smiling slightly as she looks elegant in a pink floral dress. Cher has her hair tied up in the photo and wears a simple pair of gold earrings and a silver ring, while leaning on the table where several of her tattoos are visible.

Mick Jagger celebrated his 80th birthday at an exclusive bash and after-party with a guest list that included his girlfriend, former longtime love and other A-List celebrities. On Wednesday night, The Rolling Stones frontman was joined by Melanie Hamrick, 36, and his former partner of 22 years, Jerry Hall, 67, for a celebration at Jagger's home in Chelsea, England. Music legend Lenny Kravitz, director Baz Luhrmann, actress Angelica Huston and screenwriter Jemima Goldsmith were also among the party-goers.

Jennifer Lopez is celebrating her birthday — in style — all month long.

Monica Lewinsky is celebrating a new decade! The activist and public figure turned 50 over the weekend, taking the opportunity to share an Instagram reel and to publish an emotive post where she celebrated her life and achievements. Lea Michele congratulates Beanie Feldstein for ‘Funny Girl’ role: ‘YOU are the greatest star!’Monica Lewinsky asks Beyoncé to consider removing her name from her 2013 song ‘Partition’A post shared by Monica Lewinsky (@monica_lewinsky)The post shows multiple adorable photos of herself when she was a baby, organized in chronological order, until she reaches the age of a young girl. “HAPPY 50th BIRTHDAY TO ME!” she wrote in the caption.

Taking to her Instagram to mark the quarter-life occasion, Bindi shared a sweet snap of her and her daughter Grace Warrior reading a book - Little Yellow Bee - together as well as a family photo with Grace, her husband Chandler, mum Terri, and younger brother Rob. 

Selena Gomez just celebrated her birthday with a star-studded party. The Hollywood star turned 31 and invited her closest friends, dancing the night away and showing off her best outfit.

The stars came out to celebrate Selena Gomez on her birthday!

Selena Gomez on her birthday!On Saturday, the star turned 31, and gave her followers a look at her birthday celebration.«31,» she wrote next to the photo carousel from the evening. Gomez's post led with a picture that put her outfit on display.

Selena Gomez rang in her 31st birthday with a star-studded bash.

Prince George is turning 10. In annual royal tradition, Kate Middleton and Prince William released a new portrait of their oldest child ahead of his milestone birthday Saturday. According to Kensington Palace, the photograph was taken by Millie Pilkington at the palace earlier this month.

Brigitte Nielsen celebrated a milestone birthday over the weekend with her 5-year-old daughter, Frida, by her side. «My B-day… thank you ALL,» Nielsen captioned a series of photos of herself in a blue off-the-shoulder sundress. In one pic, Nielsen and Frida are matching in the cute mother-daughter looks as they head out for some birthday celebrations complete with Disney princess gift bags and some chocolate cake. A post shared by Brigitte Nielsen (@realbrigittenielsen)Nielsen shares Frida with her husband, Mattia Dessì. In addition to little Frida, Nielsen is also mom to four adult children from previous relationships. Nielsen had son Julian Winding with her first husband, Kasper Winding. She shares her second son, Killian Gastineau, with ex Mark Gastineau.

Brian Austin Green is ringing in a new decade with a lot of love. Following the actor's 50th birthday last week, partner Sharna Burgess is offering up a passionate tribute in his honor. The former pro, 38, took to Instagram to gush over the star, declaring that building their life and blended family together «is the easiest thing I've ever done.» Burgess and Green share a one-year-old son, Zane, while Green is also dad to four other sons — three with his ex-wife, Megan Fox, and one with actress Vanessa Marcil. «You are without a doubt the most kind, loyal to a fault, generous, and all round good man I’ve ever known.