Hollywood stars could be key to Biden's campaign

President Biden’s campaign is holding a celeb-sponsored fundraiser on Saturday in Los Angeles, hosted by George Clooney, Julia Roberts and Jimmy Kimmel, alongside former President Obama.Why it matters: Biden’s campaign broke Democrats’ single-evening fundraising record during a previous high-profile event featuring several current and former presidents.A-listers, like those of Biden’s campaign extravaganza at the Peacock Theater, could be his secret weapon against former President Trump, The New York Times’ Peter Baker writes.Between the lines: Hollywood legend Jeffrey Katzenberg — a…