The 65th edition of the Eurovision Song Contest took place in Rotterdam, the Netherlands and consisted of two semi-finals on 18 May and 20 May 2021, and the grand final on 22 May 2021. According to the Eurovision rules, all participating countries, except the host nation and the "Big Five", consisting of , , , and the , are required to qualify from one of two semi-finals to compete for the final, although the top 10 countries from the respective semi-final progress to the grand final. On 17 November 2020, it was announced that Switzerland would be performing in the second half of the second semi-final of the contest.