Emma Watson, Charlotte Church and Miley Cyrus have joined thousands of anti-President Trump protestors at the Women’s Marches across the world Celebrities including Emma Watson, Charlotte Church and Cher have joined thousands across the globe marching in protest of US President Donald Trump. In Washington, Emma Watson, Jake Gyllenhaal, Miley Cyrus, Amy Schumer and Cher joined fellow stars including Lena Dunham, Ariana Grande and Zendaya to march in solidarity with the 500,000-strong crowd.