"(Ha Ha) Slow Down" is the first single from Fat Joe's tenth studio album The Darkside Vol. 1. The song features rapper Young Jeezy. It also contains a short sample of Soul II Soul's "Back to Life (However Do You Want Me)" (a capella version) throughout the entire beat.
Several rappers have recorded freestyles over the song's instrumental, including The Lox, Talib Kweli, Shyne, Jae Millz, Game, Rick Ross, Nipsey Hussle, Capone-N-Noreaga, Raekwon, Uncle Murda, Jim Jones, and French Montana. More elements of "Back to Life (However Do You Want Me)" are sampled on Maino's version.
The music video was produced by Parris and features a cameo by Diddy, Trina, Waah (Ruff Ryders Entertainment CEO) & Al Harrington (professional NBA player from the Denver Nuggets).