3,500 people can gather in the Ahoy arena in a Netherlands that during the week releases several of its strict restrictions: parks, gyms and zoos and some cultural events can be resumed and because prostitution is legal, the country's sex workers can work again after being banned from work since December .
But the corona pandemic continues to affect the Eurovision song contest and two delegations are currently in quarantine after one of the visitors in each group tested positive for covid-19.
The pandemic is not the only thing that puts the brakes on - a bit of the usual technical fuss made up for it for many during Monday's rehearsals.
Watch SVT's Eurovision reporters summarize three of the snacks before the first semi-final.
The semi-final will be shown on SVT at 21.00