How to pronounce “grimace”(verb) in English

and they had these great stickers that said, uh, "Without geography, we're nowhere." And, uh, did anybody go to the show the other night at Shoreline?Jimmy: Okay. Did you grimace along with me when I tried to get the spotlight operator to highlight certain parts of the world?They weren't even -- what was the -- the horrible first one was, like, they were in the wrong continent, weren't they?