Julia Roberts, Dermot Mulroney, Olivia Munn, Keegan-Michael Key, John Krasinski, Margot Robbie, Saoirse Ronan, Paul McCartney, Anna Kendrick, Blake Lively, Craig Robinson, Aubrey Plaza, Liza Koshy, Nick Kroll, John Mulaney, Mila Kunis, The Try Guys and more answer the web's most searched questions about themselves.