8 (number)
From Tardis Wiki, the free Doctor Who reference
8 was a number.
Some species had eight legs, such as the Eight Legs (TV: Planet of the Spiders) and the Racnoss. (TV: The Runaway Bride)
On Gallifrey, eight year old children were made to stand in front of the Untempered Schism for initiation. At age eight, the Gallifreyan who became known as the Master was implanted with the Drumming from the future of the Last Great Time War. (TV: The Sound of Drums, The End of Time)
In 1978, Chad Boyle was eight years old when he almost killed Dorothy McShane, who was also eight. (PROSE: Timewyrm: Revelation)
