A new restaurant, Pilez, plans to bring upstate New York cuisine to Pittsburgh.

Mad Mex cites “ongoing staffing and operational challenges” as the reason for the shutdown. And said short staffing really ignited some hostility among the Gen X and Boomer Mad Mex lovers.

The Oakland location of Mad Mex closed suddenly Tuesday afternoon, less than four months after reopening following a yearlong hiatus.

Mad Mex's Oakland location had its last night of business on Oct. 31 and will remain closed for business until the spring due to recent staff shortages.