Nathan comes clean with Haley about his past relationship with Taylor, although Haley continues to email Chris without telling Nathan and Taylor finds out. Lucas and Karen remain at odds over his refusal to take the HCM test. Keith proposes to Jules.... (more) Meanwhile, Brooke fights for better working conditions at her new job. Lucas decides to take the HCM test.

Abbey Wade, Daniella Alonso, Kieren Hutchison, Lindsey McKeon, Linsey Godfrey, Maria Menounos, Michael Copon, Noah Michael Levine, Peter Jurasik