Ramona gets her man.
Pete and Jo return from Australia; Jo finds it difficult dealing with Pete's mother.
Rachel visits Jenny in New York; Adam heads out for one last hurrah; Pete and Jo find themselves becoming closer and closer.
Adam and Rachel's adoption has stopped; Karen finds she has plenty in common with Mark.
David is depressed; Pete is seeking comfort in the arms of any woman that will have him; Adam and Rachel disagree over what child to adopt.
David and Peter become roommates; Karen admits her drinking problem; Adam and Rachel are under scrutiny.
Karen kicks David out; Adam and Rachel want to adopt.
David and Karen solve their problems differently; Adam and Rachel's life together is threatened; Jen is offered a new job.
David and Karen's sex life is suffering due to David's infidelity; Jenny gets some unexpected news.
Adam and Rachel marry.
Rachel throws herself into wedding preparations.
The friends celebrate with separate hen and stag parties before Adam and Rachel's wedding.
Rachel and Adam announce their engagement; Jenny organizes an art exhibit for Karen's high-school boyfriend; Pete finds a friend on the Internet.
Adam and Rachel get a bank loan to continue IVF; Pete plays football with a gay team.
David plans a costume party for his fortieth birthday party.
Jenny is pursued by wealthy Robert; Adam is worried about his fertility.
Pete moves back in with Jenny as a lodger; Karen's mother arrives; Adam and Rachel decide they're ready for children.
The gang heads off to a castle on Holy Island that David rented to ring in the new millennium.
Jenny throws Pete out of the house; Adam discovers he has a serious illness.
David's younger brother Nick visits; Jenny kicks Pete out; Adam is injured.
Karen has a mid-life crisis; Pete's friendship with Amy turns into an affair.
Karen changes her lifestyle; Danny dumps Rachel; Pete and Adam's high school reunion.
Rachel starts dating a younger man; Jenny persuades Adam to reply to a personals ad.
David stays at home to care for his son; Rachel returns with shocking news for Adam; Jenny tells Pete she no longer loves him.
David and Josh disappear; Jenny and Pete have marital troubles; Pete reads Jenny's diary.
Rachel is unsure whether Adam or her ex-husband made her pregnant; Jenny falls for Adam.
Jenny and Pete set Adam up on a blind date; Karen and Jenny act as spies for Rachel.
The couples attend a black-tie dinner where David spends the evening networking, Jenny gets drunk, and Rachel reveals a secret.
Adam is beginning to irritate Rachel; Jenny is frustrated with staying home every night; Karen wants to go to counseling with David.
Adam and Rachel have problems; Pete and Jenny's social life suffers because of the baby; David and Karen see a marriage counselor.
Karen flirts with another author; Adam and Pete fight; Pete's parents visit.
Karen contemplates an affair with an author, David exacts revenge by trying to sleep with their nanny.
David seeks professional help for his intimacy problems; Pete is anxious to be intimate with Jenny; Adam and Rachel have a novel solution to their problem.
Rachel and Adam move in together; Adam discovers Rachel is still married; David makes a bad investment; Pete and Jenny have difficulties with the baby.
Adam and Rachel wage a territorial battle; David and Karen continue to bicker; Pete and Jenny await the birth of their child.
Rachel and Adam meet in a supermarket parking lot; Pete and Jenny are trying to have a baby; Karen interrupts David during a business meeting.