Post an explanation of how you came up with your username

[nikita31j7]

(swiped from halcyondayz, whose name is way cooler than mine)

Directly from the episode "Into the Looking Glass" in La Femme Nikita (right after Nikita pistol-whips Michael and gets to a telephone):

Voice: Identify.

Nikita: Nikita. 31J7.

Real original, huh?