“Based on a True Story: Not a Memoir” is a memoir-like book by comedian Norm Macdonald. Published in 2016 by Random House, it’s a satirical take on the memoir genre, blurring the lines between fact and fiction. In it, Macdonald tells outrageous stories from his life, mixing in absurd elements and poking fun at the conventions of celebrity memoirs. The book received praise for its humor and unconventional approach to storytelling. While it’s not a strictly factual account of Macdonald’s life, it’s an entertaining read that captures his unique comedic voice.