Holger Quiñonez made "Gladys" available on February 2, 2016. The duration of Gladys is about two minutes long, specifically at 2:52. This song does not appear to have any foul language. Gladys's duration is considered a little bit shorter than the average duration of a typical track. There is only one song in 13 Gatos Negros, so we believe that "Gladys" is a single. In terms of popularity, Gladys is currently not that popular. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

Gladys テンポ

The tempo marking of Gladys by Holger Quiñonez is Andante (at a walking pace), since this song has a tempo of 100 テンポ. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.

Gladys キー

This song is in the music key of A♭ Minor. Because this track belongs in the A♭ Minor key, the camelot key is 1A. So, the perfect camelot match for 1A would be either 1A or 12B. While, a low energy boost can consist of either 1B or 2A. For moderate energy boost, you would use 10A and a high energy boost can either be 3A or 8A. However, if you are looking for a low energy drop, finding a song with a camelot key of 12A would be a great choice. Where 4A would give you a moderate drop, and 11A or 6A would be a high energy drop. Lastly, 4B allows you to change the mood.