Patricia Place

Katherine is unable to keep some of her secrets; Susan's young, attractive cousin reveals more than expected; a surprise wedding ceremony has its share of secrets.

Hathaway finds out that she had a high score on her medical-school admissions test; however, she realizes she loves being a nurse and really does not want a career change.

Barney ruins Marshall's bachelor party plans, prompting Marshall to rethink his selection of a best man.

In order to solve a murder, the team enters the world of unwed mothers during the 1950s and '60s and the maternity homes where they were hidden.

When Veronica takes the apparently easy case of finding the person who maliciously ran over a senior's dog she uncovers some startling facts. Meanwhile she is so desperate for a geek's help breaking into the principal's office that she persuades Mac (recurring guest star TINA MAJORINO) to go to the prom with him. Also Jackie catches Veronica off guard when she asks for her help getting a job at the coffee place.

Christian has doubts over the latest Carver victim's story; a wife of an Alzheimer's patient asks for an extreme makeover; Matt files a restraining order against Sean.