Mash Confusion is the debut album by American rap group A-1, released August 24, 1999 on Sick Wid It and Jive Records.

The album features production by Bosko, K-Lou, Sam Bostic, Studio Ton and Tone Capone.

Several guest performers appear on the album, including: E-40, B-Legit, Little Bruce, Killa Tay, Phats Bossi and Nikki Scarfoze.

Allmusic - "Featured on Sick Wid It's Southwest Riders compilation barely a year before, A-1's album debut for the label is a bruising piece of midtempo G-funk, stacked with machine-gun percussion and A-1's slick raps.

Though E-40 features on the best track, "The Big Man," there are plenty of great jams and spotlights for A-1, on "Gangstaz Anthem," "Mathematics," and "Represent.