Lady Gaga has called out president Donald Trump after he and his communications director criticised her affiliation with Joe Biden in a press release.Tim Murtaugh, Trump’s communication director, called Biden “desperate” in a press release, after he enlisted Gaga to help him with his campaign in Pennsylvania, a key state in this election.“Nothing exposes Biden’s disdain for the forgotten working men & women of PA like campaigning with anti-fracking activist Lady Gaga,” Murtaugh wrote.Nothing