A muddled mess of melodrama and annoying teenage behavior derived from two unrelated novels, Someone Like You
and That Summer
, by popular young-adult author Sarah Dessen. Seventeen-year-old Halley Martin (pop-singer-turned-actress Mandy Moore) has had it with love, not because of her own experiences with heartbreak but because her aging hipster dad (Peter Gallagher) has just walked out on her mother (Allison Janney) for the stereotypical younger woman. Halley is further discouraged by the fact that her upbeat sister, Ashley (Mary Catherine Garrison), is planning her wedding to the prim and proper Lewis (Mackenzie Astin) despite their constant bickering....