Barack Obama had the crowd smiling after breaking into lighthearted dance moves during Stevie Wonder’s performance at the grand opening of the Obama Presidential Center in Chicago. The former president swayed to the music, clapped along and appeared to enjoy the celebration as the audience erupted in applause.The feel-good moment quickly became one of the most talked-about clips from the historic event, with Michelle Obama, former President Bill Clinton and other dignitaries also joining the fes