The rising star, 24, and Law, 33, began dating in October 2003 after meeting on the set of Alfie and went on to become engaged on Christmas Day 2004.
However, after the Road To Perdition heart-throb admitting sleeping with his children's former nanny DAISY WRIGHT last July (05), the couple called off their engagement and after a brief split, reunited, until finally splitting last month (JAN06).
Despite being photographed snuggling up to her FACTORY GIRL co-star Hayden Christensen, Miller insists she is single.
She says, "My advice to women is to stay single and stick with your female pals.
"I have no boyfriend at the moment, so that's why I've no special plans for Valentine's."