Bradley Cooper Cooks Up a Manic Performance in the First Trailer for Burnt

Look out, Gordon Ramsay! We’ve got another volatile chef on our hands.

Sienna Miller and Tom Sturridge Have Split, but 'Don't Rule Out a Reunion,' Source Tells PEOPLE

Sienna Miller and longtime boyfriend Tom Sturridge have called it quits after four years together, though it may not be a definitive end, a source tells PEOPLE.

“They are over, but don’t rule out a reunion,” says the source, who knows the couple’s circle.

Sienna Miller Gets in the Summer Spirit in a Sexy Snakeskin-print Bikini During Ibiza Vacation

It certainly is bikini season for celebrities!

Sienna Miller put her fit frame on display when she wrote a snakeskin bikini on Friday while taking a dip in the ocean in Ibiza, Spain.

The 33-year-old mom of daughter Marlowe, nearly 3, was joined by her partner Tom Sturridge as they strolled along the sand and laid out to catch a bit of sun.

Jake Gyllenhaal, Sienna Miller and Sophie Marceau Added to Cannes Jury

The Cannes Film Festival has revealed the star-studded line-up for this year’s jury – including actors Jake Gyllenhaal, Sienna Miller and French actress Sophie Marceau.

Directing duo Joel and Ethan Cohen will serve as co-presidents on the judging panel, making this the first time two people have shared the position. The brothers are Cannes veterans, winning five awards throughout their careers, including the Palme d’Or for Barton Fink.

FIRST IMAGE: See Charlie Hunnam as England's King Arthur

Charlie Hunnam has officially traded in his leather for fur.

The Sons of Anarchy alum, 34, is starring in director Guy Ritchie’s upcoming King Arthur movie Knights of the Round Table – and the first image of a medieval Hunnam has hit the Internet.

American Sniper Wins Best Sound Editing

American Sniper won Best Sound Editing at the Oscars on Sunday night.

Sienna Miller Calls American Sniper a 'Poignant, Human Story,' Praises Director Clint Eastwood

American Sniper star Sienna Miller proudly gave a shout-out to her film on the Academy Awards red carpet Sunday, calling it “an American story … a very poignant, human story.”

PEOPLE Exclusive: See Sienna Miller as Sally Bowles in Cabaret on Broadway

Sienna Miller is gearing up for Broadway!

Hot off starring in two of the year’s most buzzed-about films, American Sniper and Foxcatcher, the actress is now about to make her debut in the hit Broadway revival of Cabaret.

How Sienna Miller Bonded with Chris Kyle's Widow

Taya Kyle opens up about the love she had with the real American Sniper Chris Kyle and the film that is his legacy. Subscribe now for instant access to this emotional, exclusive PEOPLE interview.

Their first meeting was on Skype, but Sienna Miller says she instantly clicked with Taya Kyle.

American Sniper Chris Kyle's Widow Taya: 'I Miss Him So Much'

Taya Kyle reveals how American Sniper "brought her husband back to life" and why she trusted Clint Eastwood and Bradley Cooper with their story – which was the No. 1 movie this weekend, taking in more than $90 million at the box office and setting an opening weekend record as the top-grossing Oscar nominee ever (for the weekend after the nominations were announced).

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