|We must've been through hundreds of books already and we can't find him anywhere —|
- "A no-holds-barred biography by gossip columnist Rita Skeeter that claims to reveal the imperfections of the former Hogwarts students known as Dumbledore's Army."
- —Description at Flourish and Blotts[src]
Dumbledore's Army: The Dark Side of the Demob was a biography by Rita Skeeter of the various members of Dumbledore's Army, including many of the darker shadows in the organisation's history, released on 31 July, 2014 at Flourish and Blotts for ten Galleons.
Skeeter advertised for this book in her gossip column of the Daily Prophet on 8 July of that year, in which she made various insinuations against the members of Dumbledore's Army who had gathered for the 2014 Quidditch World Cup in the Patagonian Desert.