This is the 6795th most frequent Russian word.
wellboy
The word "wellboy" is not a Russian word; it may refer to a Ukrainian musical artist.
Here, 'Wellboy' is used as a proper noun referring to a stage name.
Этот музыкант известен под сценическим именем Wellboy.
This musician is known by the stage name Wellboy.
In this sentence, 'Wellboy' designates the creator or performer of the album.
Вчера вечером я слушал альбом Wellboy.
Last night, I listened to Wellboy's album.
Here, 'Wellboy' refers to the artist of the song, emphasizing their association with the performance.