Now we know why Gwyneth Paltrow said "Yes" to her latest role!

The blonde beauty sat down with Chelsea Handler on  "Chelsea Lately" on Monday, where she shared her thoughts on sex addiction and her starring role in "Thanks for Sharing."

See what she told Chelsea about her lingerie-clad scene, and her sex problem above!

The ladies definitely have a funny rapport together ... and now we know why they get along so well.

In the romantic comedy, Gwyn plays Phoebe the girlfriend of recovering sex addict (Mark Ruffalo).

The flick follows three characters desperate to beat their addiction and face the world with their pants up!

What do you think about the 40-year-old's bedroom admission? Tell toofab in the comment section below, and check out the trailer for "Thanks for Sharing"!

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