Celebrity Happy Birthday! Macaulay Culkin Turns 30 The onetime child star – a 1990 box-office sensation – is old enough to be home alone By People Staff Published on August 26, 2010 01:45PM EDT Photo: Everett Collection; Xposure It may not happen to Peter Pan, but it has to Macaulay Culkin – he’s all grown up. Forever known for his starring role as the abandoned 9-year-old Kevin McCallister in 1990’s Home Alone – the highest-grossing live-action comedy in Hollywood history – and its subsequent 1992 sequel, the former child star turned the big 3-0 on Thursday. Though Culkin has maintained a low-profile in recent years, he had a close friendship with Michael Jackson, married in 1998 (and divorced in 2002) actress Rachel Miner, and has been in a relationship with actress Mila Kunis for eight years. PHOTOS: Child Stars: Where Are They Now? Looking back at his life and career when he 25, Culkin, who left the profession at age 14 only to return at 21, said, “I’m the most out-of-work actor I know.”– Dahvi Shira