(AP) – Former President Barack Obama, joined by three former presidents, is celebrating the opening of his presidential museum in Chicago in an extraordinary event that brought together former world leaders, A-list celebrities, athletes and other internationally known figures. The guestlist for Thursday’s dedication ceremony included Bruce Springsteen, Stevie Wonder, Christina Aguilera and Bono. Obama and former first lady Michelle Obama sat on stage with former presidents Joe Biden, George W. Bush and Bill Clinton along with former first ladies Jill Biden, Laura Bush and Hillary Rodham Clinton. The invite-only celebration was live-streamed and kicks off a weekend of events centered around the Obama Presidential Center, which opens to the general public on Juneteenth. (Photo: AP)