The Unhoneymooners, written by Christina Lauren, is a hilarious celebrity romance novel that will leave you laughing out loud. It tells the story of Olive Torres, who reluctantly agrees to go on her twin sister's honeymoon after everyone else at the wedding falls ill from food poisoning. The catch? She has to share the trip with Ethan Thomas, the best man and her sworn enemy. As Olive and Ethan navigate their forced proximity, they discover that they might have more in common than they thought. This book is filled with witty banter, unexpected twists, and a swoon-worthy romance that will keep you entertained from start to finish.