"One Killer Problem is a fun, endearing, and delightfully quirky murder mystery, with a sleuth whose hilarious voice leaps off the page and fantastic IBS representation that will make kids living with chronic stomach pain feel SEEN." -- Diana Urban, award-winning author of All Your Twisted Secrets

"Punny, thrilling, and oh so charming, One Killer Problem weaves suspense and queer feels into a heart-pounding, laugh-out-loud mystery that proves why Justine Pucella Winans is a must-read name for all queer YA fans." -- Emery Lee, award winning author of Meet Cute Diary

"Voicey and immersive, this witty, fast-paced YA mystery was a one-sitting read. With its cast of lovable, well-rounded characters and emotionally charged mystery, it kept the pages turning long into the night." -- Wendy Heard, author of She's too Pretty to Burn and We'll Never Tell

"This book slays--an emotionally complex and queer cast, an edgy murder, and loads of campy banter. Winans has once again cunningly crafted a laugh-out-loud mystery." -- Page Powars, author of The Borrow a Boyfriend Club

"Somehow both spit-out-your-drink hilarious and surprisingly tenderhearted, the 'killer problem' I had with this book was a total inability to put it down. Gigi Ricci is a stellar protagonist for the ages." -- Dahlia Adler, award-winning author of Cool for the Summer and Home Field Advantage

"My lawyers will be in touch with Justine Pucella Winans for the damages caused by this book. My abs hurt from laughing, my throat hurts from screaming, and my heart hurts from melting. None of this is okay. Five stars." -- Sonora Reyes, National Book Award Finalist and bestselling author of The Lesbiana's Guide to Catholic School

"Gigi's nuanced emotional arc and candid first-person-present narration buoy Winans's inclusive, empowering tale." -- Publishers Weekly

"Appealingly wry... A snarky, queer, character-driven twist on cozy mysteries." -- Kirkus Reviews

A twisty mystery with crushes, queerness, insecurity, dark humor, and cat puns that will both keep readers guessing and desperate for more adventures with Gigi and her friends. Missing this one would be a cat-astrophe. -- Booklist

"A funny, inclusive, and queer whodunit that teens will be dying to read." -- School Library Journal