As Donald Trump and Joe Biden go head to head in a history-making showdown, celebrities from across industries have been calling on people to vote. Many US states have made it easier to request a mail ballot this year amid the coronavirus pandemic but record numbers are likely to turn out for the polls. With how-to use the mail-in ballots and long explanations on who to vote for, celebrities from Gigi Hadad to Selena Gomez are campaigning for their picks for the next US President.