Rumours Gwyneth Paltrow's marriage to Coldplay rocker could be in trouble are circulating after another solo appearance from the actress last week.

The Oscar winning star appeared on her own in a stunning dress at the Fashion Rocks event last week and refused to talk about her husband, despite not bieng seen together for some months.

A source tells The Mail, "It was like Gwyneth didn't want to talk about him. It was very strange. They haven't been out together for months."

Gwyneth stayed in her native America after completing her latest fim Iron Man, whilst Martin remained in London recording Coldplay's new album.