P.S. I Love You is a 2007 movie based on the book by Cecilia Ahern. In the beginning of the movie, Gerry life is taken away due to the effects of a brain tumor. As his wife Holly (Hillary Swank) sulks and clings on to every last memory of him, her friends and family worry for her and try to push her to move on from the past.
On Holly's 30th birthday, a cake arrives with a note from Gerry, written before he had died. This letter is only the first of a series of letters which seem to be encouraging Holly to hold onto the past, but in actuality has been planned by Gerry to help her in moving on and continuing on with her life. In addition to these letters, all signed P.S. I Love You, Gerry has also preplanned a trip for Holly and her two best friends to Ireland, where she meets a singer William who also happens to be Gerry's childhood friend.
After her first trip to Ireland, she returns back to New York City and discovered a knack for designing women's shoes. She then returns to Ireland with her mother and begins her new romantic relationship with William.