Karen Roe is a character on One Tree Hill, played by Moira Kelly. Karen is Lucas Scott's mother by her ex-boyfriend and high school sweetheart Dan Scott.
Karen Rose also has a young daughter. Her name is Lily Roe Scott and she was conceived with Keith Scott, Dan's brother.
Lucas: You know that text message Dan just got? I sent it. I pretended to be Abby. You know, the girl who watched him murder Keith?!
Dan: Don't listen to him Karen, he's delusional.
Lucas: MAYBE YOU SHOULD TELL THE TRUTH WHEN I HAVE A GUN POINTED AT YOUR HEAD!