Did you know that the origins of Groundhog Day stem from a Catholic tradition? Or that the common pretzel was once a Lenten reward for the pious? Why Do Catholics Eat Fish on Friday is a fascinating guide to the roots of all-things-Catholic. This smart and concise guide will introduce readers to the hidden heritage in many commonplace things that make up contemporary life. The reader-friendly format and the illuminating entries will make this guide a perfect gift for Catholics and anyone who loves a bit of historic trivia. Table of Contents - Foreword * Time * Manners & Dining Etiquette * Food * Drink * Music & Theater * Sports & Games * Holidays & Festivities * Flowers & Plants * Insects, Animals, & More * American Places * International, National, & State Symbols * Clothes & Other Sundry Inventions * Education & Superstition * Art & Science * Law & Architecture * Epilogue: Words, Words, Words - Catholic, Anti-Catholic, and Post-Catholic.