by Stephanie SoteriouBuzzFeedBuzzFeed StaffI'm an innately nosey and chronically online celebrity and pop culture journalist, with my specialist areas including deep-diving lyrics and calling out Terrible MenTM. Brian Cox just opened up about his time as Logan Roy in Succession, and it was seriously fascinating. In addition to heaping praise on his co-star Kieran Culkin - and acknowledging the Culkin brothers' "troubled" past - Brian directly addressed claims that he didn't enjoy working with Jeremy Strong, and even revealed the one and only thing that he would change about the series.