Well, 'Oh Holy Night' has an interesting back story. It was created in the 19th century. The music was the work of Adolphe Adam, a talented composer. The lyrics, as I said, came from Placide Cappeau. It was meant to be a part of the Christmas celebration in France. Over time, it spread across the world. The song's lyrics beautifully describe the night of Jesus' birth, with phrases that evoke a sense of wonder and reverence. It has been performed in countless churches, concert halls, and on the radio during the Christmas season.
Definitely. Yu-Gi-Oh began as a manga series and its success led to the creation of other related media such as the anime and the card game. The manga laid the foundation for the entire franchise.
Sure. For example, there might be variations based on different creative teams or targeted at different audiences, resulting in two separate Yu Gi Oh manga.