Narada usually sets the scene, usually by creating a mess. That's why it's well known among Indian folklore, that Narada appearing means some trouble is going to happen. And then Vishnu comes and fixes it. There are so many beautiful stories. David Chama is in his new book, Reality Plus. He has a cartoon of Vishnu and Narada in one of the early chapters talking about virtual reality.
In this series of talks, Swami Sarvapriyananda unfolds the highest truths of Vedanta through the study of the Bhagavad Gita (The Song of God).