Kim Kardashian and Bar Refaeli Tweet About '50 Shades of Grey' (PHOTOS)
Kim tweeted this photo of the book Wednesday night with the caption: "Should I or shouldn't I?"
This prompted the model-- and Maxim's hottest woman of 2012-- to tweet Kim some words of encouragement:
"I'm already in the second one. I think that answers it."at the gallery above to see other stars who can't get enough of the 50 Shades trilogy.
It's not just girls who have heard about the sexy novel. Check out what Snow White and the Huntsman star Chris Hemsworth had to say about the "trashy" book here: