Those of you familiar with Squirrel Hill have undoubtedly witnessed this fight before. It’s a fight that goes back for years and years. Many people have put their own taste-buds to the test in this age old question. Those of you who are unfamiliar with these neighborhood pizzerias, well, you’re also in for a treat. Because tonight I will find out for myself which of these landmark Squirrel Hill pizza joints really is the Best of Murray Avenue.