This episode includes comments from firefighters. Also A firefighter who lived through 9/11/01.

This episode includes comments from firefighters. Also A firefighter who lived through 9/11/01.

Clint must help Raul's band teacher cope with the news that he has ALS, Lou Gehrig's disease. Dr. Crane's college rival shows up at the clinic.

Clint becomes temporary caretaker for a street performer whose partner has become very ill. Dr. Crane considers running for city councilman and hires an image consultant.

We don't have an overview translated in English. Help us expand our database by adding one.

Is Nancy ready to move on after the death of her Mom? Tippy Williams tries to set Nancy on a date with a young lawyer. Nancy grows closer to Clint, while he continues his relationship with Dr. Weston.

Can you buy a miracle? A 7 year old girl gives Clint all her life savings to save her dying brother. There Mom has lost faith.

Nate and Gunny may be put in danger after Clint learns the secret Gunny is keeping.

Clint is caught in bind when he cares for Mom and son who are friends of Nancy.

Clint is shocked when a patient he prescribed medication for ends up in ER moments after seeing her. Did he give her the wrong medication? Can Diane help save the patient's life?

Captain Steven Doss launches operation Rules Of Engagement as a way of asking Tippy to marry him.

Clint treats a young boy named Jordan for ADD. Clint notices something else is wrong when Jordan doesn't hear Clint calling his name.

Jordan gets hearing aids, Clint tells Jordan's parents that he has auto immune inner ear disease.

A dellusional teenage girl thinks she is Bonnie Fisher, author of "Cusp of the Day." But the only way Lacey Sanders will come to terms with who she really is, is if Bonnie Fisher herself helps her.

We don't have an overview translated in English. Help us expand our database by adding one.

Tippy's cousin Twyla and her boyfriend have broken up because he didn't like the way Twyla wore in a certain way. Nancy devices a plan to get Tippy's cousin back together with her boyfriend.

Clint and Nancy's plan doesn't go as expected Twyla falls in love with Clint while junior falls in love with Nancy.

As Tippy's wedding draws near everything is ready, except the wedding ring! Captain Doss got in Germany. Everybody begins to head back to the restaurant where they ate and hopefully find the wedding ring. The wedding ring is found in the tummy of a dog. After the wedding ring is finally located everybody keeps the secret from Tippy and Captain Doss. Captain Doss tells Tippy that the wedding will have to be called off because of the deployment in four hours.

Clint and Westbury take on a new challenge, with the help of Marcia who wants to teach African doctors how to operate on children in Africa over the Internet. Meanwhile Tippy and Dr. Crane going to be starring in a play called " The servant who would be king " After Barbara Dr. Crane's first leading lady suddenly quits the play he is shocked to find that Tippy is his leading lady. Major Doss watches his wife in action but begins to get worried when the director shows Dr. Crane exactly what he is looking for in his leading man.

Everyone learns about their own family history. Nate and Major Capt. Doss start their own family history business. They looked into Dr. Crane 's family history and learn he is actually related to George Washington. Donna puts turning into a database that matches people with their biological parents. After she learns the database has found her biological mother Donna tries to contact her only to learn her mother doesn't want see her. Nancy learns she is from a wealthy family but some learns that coming from a wealthy family isn't all it's cracked up to be.

Nancy is invited to travel with friends to New Zealand tragedy is about to strike the clinic as they get word of a plane crash. Colleagues at Westbury start to grieve for Nancy as Derrick finds that all the passengers on the flight have perished. What they don't realize is that Nancy messed the flight now they must figure out the news of the plane crash. Raul has to write a paper on whether under God belongs in the pledge of allegiance as he does his research he learns why the First Amendment was written. His teacher Mr. Adams doesn't agree with what Raul wrote on his paper. After he learns why he gets what grade he got, Raul learns he has a connection with Mr. Adams.

In the series finale Nancy plans to leave the clinic to offer services in a third-world country. Things get complicated for Clint when he wrestles with whether to propose to Nancy, or head back to Montana to take over Harley's practice with Sarah. Raul faces a crisis of his own when he learns he has diabetes. Also Mrs. Doss learns she is pregnant and wants to name the baby after Clint or Nancy. This episode features scenes from various episodes of the series as Clint sings " Friends are friends forever. "