4 (pronounced [otɔpsi]) is a mixtape by French rapper Booba, released on 15 November 2011.

In the featuring guests, Kaaris, Gato, Niro and Shay.

[1] The mixtape was greatly popular reaching number 2 in SNEP, the official French Albums Chart, staying for a total of 23 weeks in the chart.

[2] It also charted in Ultratop Belgian French Charts[3] and in Switzerland.

This 2010s hip-hop album-related article is a stub.