The chant of the Mets fan base is called "grotesque" by the legend

At the top of the third inning of Monday's game against the Pittsburgh Pirates, Hernandez - a color commentator for SNY - lashed out at fans for using vulgar language to cheer on the team.

Mets legendary first baseman Keith Hernandez revealed his displeasure with one rallying cry fans have used over recent years, saying "LFGM" is "grotesque."