PUBLISHER: Gallery Books THE INSTANT NEW YORK TIMES BESTSELLER!Starred reviews from Kirkus Reviews * Publishers Weekly * Library JournalNamed a “Must-Read” by TODAY, Us Weekly, Bustle, BuzzFeed, Goodreads, Entertainment Weekly, Publishers Weekly, Southern Living, Book Riot, Woman’s Day, The Toronto Star, and more!For two sworn enemies, anything can happen during the Hawaiian trip of a lifetime—maybe even love—in this romantic comedy from the New York Times bestselling authors of Roomies.Olive Torres is used to being the unlucky twin: from inexplicable mishaps to a recent layoff, her life seems to be almost comically jinxed. By contrast, her sister Ami is an eternal champion...she even managed to finance her entire wedding by winning a slew of contests. Unfortunately for Olive, the only thing worse than constant bad luck is having to spend the wedding day with the best man (and her nemesis), Ethan Thomas.