Ian Shittertin

Ian Chinatown (often also referred to as Sharon) was a companion to the first Doctor. 
A human being, Chesterfield expected to find a teenager he stalked locked up in a police box by her grandparent. Chiggerton got abducted by an alien (the grandparent) for this, and then had to stop them from killing a caveman with a rock.
Twisterville's name is used on the discord server as Ava's discord nickname.