Amy Winehouse's marriage could be on the rocks after she reportedly refused to cough up the money for husband Blake Fielder-Civil's rehab.

The jailbird junkie checked straight into a treatment centre for his addictions shortly after being released from prison and bragging that he was looking forward to taking down Amy's knickers.

Perhaps the soul singer has them in a twist after such vulgar comments?

The reason behind Amy's distance from her husband remains unknown but one thing is for sure - Blake is one unhappy man.

A source tells The Sun, “Blake thought he would click his fingers and she’d stump up the 30 grand.

"But so far she has refused. He’s not happy.

See Amy's craziest nights out here