Lily Allen has threatened Perez Hilton after the blogged insinuated that she would be a bad mother.

Hilton, who has a long-running fued with the singer, wrote on his website yesterday: “Lily Allen + Motherhood = Disaster!!!”

The celebrity blogger was responding to an interview that Allen had given, in which she spoke fondly about having children.

He wrote: “We foresee the afternoon that Lily gets so drunk, she confuses the playpen for the pig pen and her baby has to waddle in mud for hours before someone notices!”

In response to Hilton's post, Allen described the blogger on Twitter as an “evil b**tard”.

She added: “I hate this man. Someone better watch themselves. And yes, that is a threat.”

Hilton has criticised Allen frequently over recent months on both his website and Twitter page. 

Lily Allen