Lucy Sullivan is Getting Married by Marian Keyes

This novel is an instant classic that belongs on any hopeless romantic woman's bookshelf. The main character, Lucy, is taken to a phycic by her friends who tells her that within the upcoming year, she will be married. Soon Lucy meets a whirlwind Scottish gentlemen, or so it seems, named Gus. However, complications arise and she soon finds herself falling for someone completely inexpected.