[contentcards url=”https://www.bizpacreview.com/2024/05/13/big-guns-called-in-to-save-the-big-guy-clooney-obama-julia-roberts-to-head-biden-celeb-fundraising-1458991/”] By Kevin Haggerty Committed to more than mere appearances, a fundraising ploy saw President Joe Biden’s campaign enlisting his former boss and some…