According to HarperCollins Canada, novelist Emma Donoghue unseated Lady Gaga as the top book on the publisher’s site when she landed on the Man Booker Prize six writer shortlist yesterday.

This morning, HarperCollins Canada tweeted: “Supplanting Lady Gaga as the top book on our site: ROOM. You know you’ve made it when…”

Above, we’ve embedded the book trailer for Emma Donoghue‘s upcoming novel, Room–telling the story of a five-year-old boy named Jack who grew up trapped in a room with his mother.