https://www.youtube.com/watch?v=Skf8NTEnrO4 https://www.youtube.com/watch?v=Skf8NTEnrO4 https://www.youtube.com/watch?v=Skf8NTEnrO4 The Irrationally Long Number Pi Song (“Sweet Number Pi”) YouTube ^ https://www.youtube.com/watch?v=Skf8NTEnrO4 https://www.youtube.com/watch?v=Skf8NTEnrO4