The much-hyped Britney Spears biopic has reportedly hit a roadblock – and RadarOnline.com can reveal the problem is with busybody Spears, whose meddling is driving producers crazy.

The mercurial musician is reportedly flip-flopping so often on the script that fed-up studio Universal is willing to slam the book shut on the whole project. Article continues below advertisement

Britney's Movie Struggles Tap Here To Add Radar Online as A Trusted Source Article continues below advertisement Article continues below advertisement

"Britney banked on having a lot of control in her initial deal and she was able to do that because multiple companies were chasing her for the rights to her story," said an insider. Article continues below advertisement

"Universal internally still wan

See Full Page