Rupert Murdoch is attending a $2,700-a-plate fundraiser Tuesday in London for Democratic presidential candidate Hillary Clinton hosted by one of the world's wealthiest and most successful woman executives.Billed as the "ultimate power party," the event will be held at the South Kensington home of Natalie Massenet, 50, the online entrepreneur whose net worth has been estimated by Forbes at $90 million,The value of Massenet's home is— and it is one of the most expensive residences in the United Kingdom."I've heard she's planning to get hundreds of thousands for Hillary on the night," a source told Breitbart. "She's aiming for a million dollars."Clinton will not be attending the event, but daughter Chelsea Clinton will be there, Breitbart reports. Besides Murdoch, others expected to be on hand are actor George Clooney and his wife, Amal.Hillary Clinton's campaign is expected to gain access to a network of wealthy American bankers living in London, according to the report.The group organizing the event is calledFormed in 2013, the group seeks to build "a formidable and influential group of UK-based American voters who believe she is the right person to lead the Democratic Party in 2016."Stephanie Stewart, the event's organizer, told Breitbart that she supports Clinton because she is "smart, determined and dedicated to democratic values" and for being "a strong Progressive who can move America forward."