Revealing his true form to Ursula Blake and Elton Pope, "Victor Kennedy" proclaimed "you've dabbled with aliens... now meet the as the genuine article!" (TV: Love & Monsters)
The Meep's chosen pronoun was the definite article and so was always referred to as the Meep. Upon learning this, the Fourteenth Doctor admitted "I do that". (TV: The Star Beast [+]Loading...["The Star Beast (TV story)"])