Mary Lou
Rosetta West
Mary Lou
2:28 November 21, 2025
BPM
161
Key
D Major
Camelot
10B

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Mary Lou by Rosetta West Song Details

Rosetta West's ' "Mary Lou" was released on its scheduled release date, November 21, 2025. The duration of This song is about two minutes long, specifically at 2:28. This song does not appear to have any foul language. Mary Lou's duration is considered a little bit shorter than the average duration of a typical track. The track order of this song in Rosetta West's "Mary Lou" album is number 1 out of 2. The popularity of Mary Lou is currently below average in popularity right now. Based on the vibe, this track doesn't seem to be that danceable, however its valence properties can make this some somewhat danceable.

BPM and Tempo

We consider the tempo marking of Mary Lou by Rosetta West to be Vivace (lively and fast) because the track has a tempo of 161 BPM, a half-time of 80BPM, and a double-time of 322 BPM. Based on that, the speed of the song's tempo is fast. The time signature for this track is 4/4.

Music Key

This song has a musical key of D Major. This also means that this song has a camelot key of 10B. So, the perfect camelot match for 10B would be either 10B or 11A. While, 11B can give you a low energy boost. For moderate energy boost, you would use 7B and a high energy boost can either be 12B or 5B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 10A or 9B will give you a low energy drop, 1B would be a moderate one, and 8B or 3B would be a high energy drop. Lastly, 7A allows you to change the mood.

Want to find the BPM and music key for other songs? Check out our BPM and Key Finder page!

Popularity
Loudness
-4.041 dB
Acousticness
13%
Danceability
37%
Energy
94%
Instrumentalness
0%
Liveness
34%
Loudness
93%
Speechiness
17%
Valence
58%

Recommendations

An error has occurred while fetching the recommendations and the harmonic matches for this track. Please try again.

ISRC
QT3FH2508301
Label
L-M Records/RCA Records