Entertainment Movies Zac Efron Celebrates 34th Birthday in Thailand with Shirtless Photo: 'Gettin Old Now' Zac Efron turned 34 on Monday, jokingly saying he was getting "old" in an Instagram post By Alexia Fernández Published on October 18, 2021 03:29 PM Share Tweet Pin Email Photo: Zac Efron/Instagram Zac Efron is celebrating another turn around the sun! The Baywatch star turned 34 on Monday and commemorated the occasion with a shirtless photo of himself on Instagram where he could be seen enjoying the beach in Thailand. "It's my bday again? I'm gettin old now- thanks for the bday wishes everyone I love you," Efron wrote in the caption of his post. "I am so lucky to be able to be on this amazingly fun ride with you all." He continued, "This one feels very special as I get to spend it in Thailand, alongside the most talented and kind cast and crew, making a movie that I think will be awesome… couldn't be a happier moment in my life. Love you all so much🙏😎💖." Zac Efron Jokingly 'Busts' His Grandfather Out of His Retirement Home: 'Let's Get Outta Here' The actor is hard at work currently filming his upcoming movie The Greatest Beer Run Ever. He also recently shot the second season of his Netflix show Down to Earth with Zac Efron, which began production in March. Lev Radin/Pacific Press/LightRocket via Getty Images Efron shared a sneak peek at some preliminary scenes from filming. The Hairspray star posted a photo to Twitter and Instagram of himself and wellness expert Darin Olien meditating in a forest area with white paint covering their faces. Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories. "Here we go- Down to Earth season 2!" Efron wrote. The actor is also working on the movies Firestarter and Gold, according to his IMDb page. In August 2020, it was announced Efron would star in a Disney+ remake of Three Men and a Baby.