by Stephanie SoteriouBuzzFeedBuzzFeed StaffHiya! As I am sure you know, former child star Macaulay Culkin, 45, and Succession icon Kieran Culkin, 43, are brothers. Bruce Glikas / Getty Images Macaulay was undeniably one of the most famous faces of the '90s, landing his breakout role in the movie Home Alone in 1990, when he was just 9 years old, earning him a Golden Globe nomination. (C)20thCentFox/Courtesy Everett Collection He went on to have a hugely successful career, starring in movies like My Girl and Richie Rich, before retiring from the spotlight to enjoy a "normal life" as a teenager.