"99 Problems is recorded and mixed at the Akademie Mathemathique Of Philosophical Sound Research, Los Angeles, CA
"My 1st Song" is recorded and mixed at Baseline Studios, NYC
"99 Problems" contains a sample of "Long Red" written by Norman Landsberg, Felix Pappalardi, John Ventura, and Leslie Weinstein and performed by Mountain.
"99 Problems" contains a sample of "The Big Beat" written and performed by William "Billy" Squier.
"My 1st Song" contains a sample of "Tu y Tu Mirar Yo y Mi Canción" written by Germaín De La Fuente and perfromed by Los Angeles Negros.
"My 1st Song" contains a vocal portion by Christopher Wallace.