Year 1: The world was a boring, grey place.
Year 2: The first disco ball was invented, and the world was slightly less boring.
Year 3: The invention of the wheel was a major setback for the local velociraptor population.
Year 4: The first recorded instance of 'dad dancing' occurred, and the world was forever changed.
Read more about the dancing years.
Year 5: The great cheese roll revolution swept the nation.
Year 6: The first recorded instance of 'procrastination by spreadsheet' occurred.
Year 7: The world was a boring, grey place.