Sienna MillerSienna dazzles in VeniceShe's had a bad time over the past couple of months but it looks like Sienna Miller is starting to get over her recent heartbreak.

The 23-year-old was all smiles in Venice as she promoted new film Casanova with yummy co-star Heath Ledger.

Sienna took off her engagement ring and moved out of Jude Law's London home after news of his affair with his children's nanny hit the papers this summer despite his public apology to her.

It's thought the couple are now trying to patch things up, and Sienna stressed that Jude had been "really supportive" in the aftermath of the devastating news.

"What doesn't kill you makes you stronger," she told reporters.

"I'd be lying if I said that it hasn't been a really rough couple of months, but at the end of the day I've got a huge support system."

"My mum, my sister, my best mates and Jude have all been really supportive of me."

Jude and Sienna have been spotted in public together recently and they're due to attend her sister Savannah's wedding together later this month.

But Sienna remained tight-lipped when asked whether they might get back together. "I'm not talking about that," she said.

But she did teasingly hint she'd like to meeet a "few more" Casanovas. Jude's still got his work cut out, then...