Once Upon a Time by Ben C, Kalsx Song Details

Ben C, Kalsx's 'Once Upon a Time' had a release date set for November 21, 2025. With this song being around four minutes long, at 4:24, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. There are a total of 2 in the song's album "Once Upon A Time". In this album, this song's track order is #1. Furthermore, we believe that the track originated from France. Based on our statistics, Once Upon a Time's popularity is below average in popularity right now. Although the overall vibe is very danceable, it does project more negative sounds.

BPM and Tempo

With Once Upon a Time by Ben C, Kalsx having a BPM of 129 with a half-time of 64 BPM and a double-time of 258 BPM, we would consider this track to have a Allegro (fast, quick, and bright) tempo marking. Because of this, we believe that the song has an overall fast tempo. Looking at the BPM of this song, this song might go great with walking. The time signature for this track is 4/4.

Music Key

B♭ Minor is the music key of this track. Which also means that the camelot key for this song is 3A. So, the perfect camelot match for 3A would be either 3A or 2B. While, a low energy boost can consist of either 3B or 4A. For moderate energy boost, you would use 12A and a high energy boost can either be 5A or 10A. However, if you are looking for a low energy drop, finding a song with a camelot key of 2A would be a great choice. Where 6A would give you a moderate drop, and 1A or 8A would be a high energy drop. Lastly, 6B allows you to change the mood.

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