50 Shales of Gray

50 Shales of Gray is a book seen at Ye Olde New Age Store.

History
When materials start at Ye Olde New Age Store to run out and Lindsey Naegle appears and offers to expand her business, the book was seen behind Marge, next to 1001 Names for New Age Babies, The Age of Incense, Are You There Geode, It's Me Margaret, Cleanse of the Cave Bear, Frankincense and Sensibility and Public Enema #1.

Behind the Laughter
50 Shales of Gray is a parody of .