"The Day I Killed James" by Catherine Ryan Hyde

17-year-old Theresa is absolutely devastated when her boyfriend Randy dumps her. Theresa's next door neighbor James, is into motorcycles and his muscles. He's been in love with Theresa forever. Trying to make Randy jealous, Theresa brings James to a party as her date - but James learns he's only a boy toy. Theresa is horrified to find out that James ran his motorcycle off a cliff after leaving the party. Consumed by guilt, she flees town, shaves her head, and tries to start her life over. If you like Lurlene McDaniel's books, you'll love this one!