4. Bridge Over Troubled Water

Everyone is still struggling with Quentin's murder; Jamie and Haley visit Q's grave where they see Dan's preemptive headstone causing Jamie to ask about seeing him. Nathan struggles to come to terms with Deb's relationship with Skills, kicking her out. Peyton is surprised when a famous musician, Mick, visits her studio. Brooke seeks help from a therapist and reveals she believes her mother hired someone to attack her before disclosing their difficult history. Deb ends her relationship with Skills to keep Jamie in her life while Peyton finds out Mick knew her mom, Ellie, and asks if he knew her dad, which he denies.

Haley intervenes during a school fight involving Sam, the girl who shoplifted from Brooke's store but Sam only mocks her for helping. Lucas continues to see Q's family while struggling to inspire the Ravens. Q's jersey is retired and put on the wall next to Nathan's during a game honoring him. Carrie breaks into the house to steal some of Jamie's things in advance of her plan to kidnap him and Brooke decides to confront Victoria directly, accusing her being behind the attack. Victoria expresses her concern, saying she'd never physically harm her before telling her she never wanted any kids, but Brooke's father wanted a son.

Brooke leaves, thanking her and giving her the company but telling her she lost her daughter. Nathan asks Deb to move back in and gives his blessing for her to be with Skills while Haley finds out Dan never answered the call for his new heart, wondering about his disappearance. The episode is named after the song by Simon & Garfunkel from the album of the same name.