Haley tries to make sure everyone is ready for her baby's arrival; Julian and Brooke prepare to start a family; Chuck asks Chase for help with a problem.

The ladies plan a surprise baby shower for Haley; Julian and Brooke move forward with their plans to adopt; Mouth helps Millicent prepare for her first day at work.

Secrets, sex games and shoelaces are all involved as the couples of Tree Hill celebrate Valentine's Day.

Quinn, Brooke and Haley try to use their talents for a greater good; Julian accepts a directing job; Chase becomes Chuck's mentor.

Brooke and Julian's big day arrives, bringing with it wedding hook-ups and revealed secrets.

After a wild night out for Brooke's bachelorette party, the gang struggles to remember what happened.

As Halloween approaches in Tree Hill, Brooke and Julian get an unexpected visitor; Nathan begins a new career; Clay and Quinn deal with life at the beach house.

Nathan considers leaving the NBA; Victoria and Brooke try to handle the company's financial problems; Chase learns a secret about Alex

Brooke deals with the mounting financial problems at Clothes Over Bro's; Julian starts a new film project; Alex and Chase spend an afternoon together.

Nathan makes a big decision about his career; Julian and Brooke watch Jamie for the day; Millicent and Victoria come up with a plan.

Brooke faces a growing number of legal problems. Elsewhere, Julian looks after Jamie while Haley and Nathan anxiously await updates concerning Quinn and Clay's gunshot wounds.

As the gang returns from Utah, Brooke and Julian are engaged, Haley learns that she is pregnant, Nathan must leave for training camp, and Clay and Quinn are assaulted and shot by Katie.