NYC Mayor Adams slaps on huge fake grin as protestor brutally heckles him at press conference

New York City mayor Eric Adams in his official portrait

Never has a smile looked as painful as the one slapped on NYC Mayor Eric Adams' face as he tried to brave relentless heckling in front of a crowd this morning.

After five federal charges related to "bribery, fraud, and soliciting illegal foreign campaign donations" became public, the mayor tried to c…