Powerful New York gossips Rush & Molloy are reporting that Sienna Miller is to blame for Sean and Robin Wright Penn's recent split. According to one of their sources Sienna and Sean partied in New York together before the break up, "She was dressed very sexily. She had her arm around his neck. They stayed up all night together." Sienna's rep has been quick to deny the story.
Also in today's celebrity news...
Nicole gives Paris baby gift to charity
Pregnant Kerry Katona caught smoking
Eddie Murphy divorces after two weeks
