Nos Années Pensions's 'Qu'a-t-on fait?' came out on May 19, 2008. With this song being around four minutes long, at 3:52, 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 7 in the song's album "Nos Années Pensions 2". In this album, this song's track order is #3. The popularity of Qu'a-t-on fait? is currently 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.

Qu'a-t-on fait? テンポ

With Qu'a-t-on fait? by Nos Années Pensions having a テンポ of 172 with a half-time of 86 テンポ and a double-time of 344 テンポ, we would consider this track to have a Vivace (lively and fast) tempo marking. Because of this, we believe that the song has an overall fast tempo. The time signature for this track is 4/4.

Qu'a-t-on fait? キー

This song has a musical key of F Major. This also means that this song has a camelot key of 7B. So, the perfect camelot match for 7B would be either 7B or 8A. While, 8B can give you a low energy boost. For moderate energy boost, you would use 4B and a high energy boost can either be 9B or 2B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 7A or 6B will give you a low energy drop, 10B would be a moderate one, and 5B or 12B would be a high energy drop. Lastly, 4A allows you to change the mood.