Age is just a number! Just prior to turning 40 last May, Kim Zolciak Biermannwas not happy about it and opened up about her aging grievances on the Friday, March 8, episode of ‘Don’t Be Tardy.’ “Do you ever get mad at him for being 32?” Personal chef Tracey Bloom bluntly confronted Kim about her and husband Kroy Biermann’s age difference ahead …