Eurovision Song Contest 2021

The Eurovision Song Contest 2021 was the 65th edition of the Eurovision Song Contest that took place in the Netherlands's second largest city Rotterdam, after Duncan Laurence won for his country in Tel Aviv, Israel. The Eurovision Song Contest 2020 was cancelled due to the COVID-19 pandemic and was replaced with a live TV show called . It was later announced that Rotterdam will host the 2021 edition. The contest took place from 18 to 22 May 2021 with two semi-finals and one final. The Netherlands hosted the contest for the fifth time.
The EBU confirmed that 39 countries will participate in 2021. Like the previous year, Hungary and Montenegro did not take part. Armenia also did not take part, while Belarus was disqualified after their intended entry violated the contest's rules. Due to the ongoing pandemic, the EBU presented several scenarios (A, B, C and D) in which the competition could take place.
Venue.
The contest happened in Rotterdam Ahoy in Rotterdam and was organized by the Dutch broadcasters NPO, NOS and AVROTROS.
Hosts.
There were four presenters hosting the contest in Rotterdam: Chantal Janzen, Jan Smit, Edsilia Rombley and Nikkie de Jager. 
Slogan.
The slogan of the Eurovision Song Contest 2021 was "Open Up". It was already planned for the 2020 contest and later confirmed that it would be used again.
Rule changes.
For the 2021 edition, it was announced by the EBU that pre-recorded backing vocals will be allowed for the live shows. In previous years these had to be performed live.
Entries.
Because the contest was cancelled last year, many countries decided to send their representative from last year again. However, the EBU announced that completely new songs have to be submitted for 2021.
Participating countries.
Semi-final 1.
The first semi-final took place on 18 May 2021 at 21:00 (CEST). Sixteen countries participated in the first semi-final. Those countries plus , and the voted in this semi-final. was originally allocated to participate in the first half of the semi-final, but was disqualified from the contest after submitting an entry in violation of the rules.
The highlighted countries qualified for the final.
Semi-final 2.
The second semi-final took place on 20 May 2021 at 21:00 (CEST). Seventeen countries participated in the second semi-final. Those countries plus , and the voted in this semi-final. was originally allocated to participate in the second half of the semi-final, but withdrew from the contest due to social and political crises in the aftermath of the 2020 Nagorno-Karabakh war.
The highlighted countries qualified for the final.
Final.
The final took place on 22 May 2021 at 21:00 (CEST). Twenty-six countries participated in the final, with all thirty-nine participating countries eligible to vote.
No return to the contest.
These countries confirmed that they will not take part in 2021: