Spencer Pratt is giving the author thing another whirl - this time at the expense of Heidi Montag.
The 27-year-old Hills villain tells Us Weekly that he is writing a tell-all book about his estranged wife with new details about her relationship with her mother, Darlene Egelhoff.
Goodbye, Speidi: Heidi Montag files for divorce from Spencer Pratt
"My last book, How to be Famous, didn't make the New York Times best-seller list because ..."