A growing controversy surrounding David protein bars — a viral favorite among wellness influencers — is drawing comparisons to the movie “Mean Girls.” A class action lawsuit filed in January alleges that the popular bars have more than 400% more fat and 80% more calories than advertised. It has prompted a flurry of recent social media posts referring to the film’s queen-bee character Regina George, who finds out that the “healthy” diet bars she was given are actually making her gain weight, not