What is the most successful Eurovision song of all time?

The most successful Eurovision song of all time is 'Waterloo' by ABBA, which won the competition in 1974 for Sweden. The song became a huge hit around the world and helped to launch ABBA's international career.

'Waterloo' was the first song by a Swedish artist to win Eurovision, and it is widely regarded as one of the most iconic and memorable songs in the history of the competition. The song has been covered by many other artists over the years and has appeared in numerous films, television shows, and commercials.

Other notable Eurovision winners include 'Nel blu dipinto di blu' (also known as 'Volare') by Domenico Modugno, which won for Italy in 1958, and 'Euphoria' by Loreen, which won for Sweden in 2012.

The most successful Eurovision song of all time is ABBA's "Waterloo." The song won the 1974 Eurovision Song Contest for Sweden and went on to become a worldwide hit. It is considered one of the most iconic songs in Eurovision history.

"Waterloo" is a disco-pop song with a catchy melody and a memorable chorus. The lyrics are about a woman who is falling in love with a man who is like Napoleon. The song was written by Benny Andersson and Björn Ulvaeus, who were two members of ABBA.

"Waterloo" was a huge success in Europe. It topped the charts in several countries, including Sweden, the United Kingdom, and Germany. It also reached the top 10 in the United States. The song has been covered by many artists, including Celine Dion and Cher.

"Waterloo" is a classic Eurovision song that has stood the test of time. It is a timeless pop song that will continue to be enjoyed by people of all ages for many years to come.