Watch out, Broadway! Heidi and Spencer are ready to fug up the theater and your Tonys aren’t safe.

According a hot scoop from blabbing insiders at Star Magazine, the attention-whoring couple are plotting a venture to the stage as their next showbiz project.

“They know The Hills is winding down. So they’re looking for their next career movie and think a play would be perfect,” says a source.

The twosome hope to read letters on stage in a revival of the Pulitizer Prize-winning play Love Letters, which has featured performances by Mel Gibson, Carol Burnett, Kathleen Turner, James Earl Jones, and Elizabeth Turner

“They don’t want to have to memorize lines.”