Slim Dynamiite, Mofak's 'Who's JACK?!' came out on September 9, 2021. Who's JACK?! is explicit and may not be suitable for children. With the duration being about 4:28, this song is close to the average duration of a typical track. Since Who's JACK?! only contains only one song in the album, we like to consider this song as a single. In terms of popularity, Who's JACK?! is currently not that popular. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

Who's JACK?! テンポ

Since Who's JACK?! by Slim Dynamiite, Mofak has a tempo of 101 beats per a minute, the tempo markings of this song would be Andante (at a walking pace). With Who's JACK?! being at 101 テンポ, the half-time would be 50 テンポ with a double-time of 202 テンポ.In addition, we consider the tempo speed to be pretty slow for this song. The time signature for this track is 4/4.

Who's JACK?! キー

This song has a musical key of C Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 8B. So, the perfect camelot match for 8B would be either 8B or 9A. While, 9B can give you a low energy boost. For moderate energy boost, you would use 5B and a high energy boost can either be 10B or 3B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 8A or 7B will give you a low energy drop, 11B would be a moderate one, and 6B or 1B would be a high energy drop. Lastly, 5A allows you to change the mood.