Hillzy, H3nry's 'I Know.' had a release date set for May 5, 2017. I Know. is explicit and may not be suitable for children. With the duration being about 4:08, this song is close to the average duration of a typical track. Because this song is the only song in I Know. and no other songs are present in the album, we classify this track as a single. On top of that, United Kingdom appears to be the country where this track was created. I Know. is not that popular right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

I Know. テンポ

We consider the tempo marking of I Know. by Hillzy, H3nry to be Adagio (slowly with great expression) because the track has a tempo of 75 テンポ, a half-time of 38テンポ, and a double-time of 150 テンポ. Based on that, the speed of the song's tempo is slow. The time signature for this track is 5/4.

I Know. キー

This song is in the music key of C Minor. Because this track belongs in the C Minor key, the camelot key is 5A. So, the perfect camelot match for 5A would be either 5A or 4B. While, a low energy boost can consist of either 5B or 6A. For moderate energy boost, you would use 2A and a high energy boost can either be 7A or 12A. However, if you are looking for a low energy drop, finding a song with a camelot key of 4A would be a great choice. Where 8A would give you a moderate drop, and 3A or 10A would be a high energy drop. Lastly, 8B allows you to change the mood.