Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
Aleksandra and Konstantin (Belarusian: Аляксандра і Канстанцін, Aliaksandra i Kanstantsin) is a Belarusian musical duo composed of singer Aleksandra Kirsanova (Belarusian: Аляксандра Кірсанава, Aliaksandra Kirsanava) and guitarist Konstantin Drapezo (Belarusian: Канстанцін Драпеза, Kanstantsin Drapeza).
The duo was formed in 1998. They represented Belarus in their inaugural entry in the Eurovision Song Contest, singing "My Galileo" in the 2004 Contest. which failed to qualify to the final scoring only 10 points tying with Monaco for 19th place from a pool of 22. One of their backing singers during the performance Petr Elfimov represented Belarus 5 years later for the Eurovision 2009 Contest in Moscow.