Girl, Wash Your Face Self Help Hardcover Book by Rachel Hollis Girl, Wash Your Face is a 2018 self-help book by Rachel Hollis. The book is a mix of memoir, motivational tips, Bible quotations, and girl talk. Hollis is a motivational speaker, podcaster, and social media influencer known for her message of self-reliance. New York Times bestseller. The book challenges women to let go of false beliefs that hold them back from success. Hardcover.