Gwyneth Paltrow  had a huge smile on her face as she arrived at Elio's restaurant in NYC to celebrate her 40th birthday last Friday. She was joined by a group of famous pals, including Christy Turlington, Chelsea Handler, Kristen Wiig, Jessica Seinfeld, and Ethan Hawke  for the dinner. Gwyneth arrived with Cameron Diaz , and Beyoncé Knowles also made an appearance. Beyoncé continued to honor her friend Saturday when she shared a birthday message to Gwyneth during her surprise performance at Jay-Z's final Barclays Center concert. Gwyneth had family in attendance at the meal as well with her mom, Blythe Danner, and godfather, Steven Spielberg , stepping out.
It was the latest birthday fun for Gwyneth, who also marked her big day with dinner at the River Cafe in London last Thursday. Stella McCartney, Hugh Grant , Jamie Oliver , and photographer Mario Testino were among the stars who gathered to fete the actress following Gwyneth and her family's trip to Italy  at the end of September.
Gwyneth Paltrow  arrived to her NYC 40th birthday dinner.
Gwyneth Paltrow  and Cameron Diaz  arrived at a restaurant in NYC.
Christy Turlington wore black to Gwyneth's NYC party.
Jessica Seinfeld arrived to celebrate Gwyneth Paltrow  in NYC.
Chelsea Handler smiled outside of Gwyneth's NYC event.
Beyoncé arrived at Gwyneth Paltrow 's NYC bash.
Beyoncé Knowles left Gwyneth Paltrow 's NYC dinner.
Jamie Oliver  and his wife, Jools, attended Gwyneth Paltrow 's London party.
Stella McCartney arrived at Gwyneth Paltrow 's London bash.
Mario Testino stepped out in London for Gwyneth Paltrow 's birthday.
Hugh Grant  celebrated with Gwyneth Paltrow  in London.