You've Dug Your Own Grave, Now Lie In It

S6 E5: Lucas and Lindsey (recurring guest star Michaela McManus) face a tenuous future, and Nathan receives an offer from a pro basketball team. Haley unwittingly puts Jamie's life in peril, while Brooke struggles with giving up her company. Plus, Peyton discovers a dark secret about her new recording artist and Haley learns the truth about Dan, which leads to a final showdown with Nanny Carrie (recurring guest star Torrey DeVitto).