Eat, Pray, Love is a memoir that Marge read.
When Chett Englebrick was outside Homer and Marge's bedroom window, he asked Marge what book she was reading. Marge answered "Eat, Pray, Love and Chett replied that it's more like "Beat, Slay, Shove!"
Behind the Laughter
Eat, Pray, Love is a real book.