Hippo Ibbotson
From Tardis Wiki, the free Doctor Who reference
Ibbotson was Vislor Turlough's friend at Brendon Public School. Turlough convinced him to join him in taking their maths teacher's car for a joyride, then later framed him for it. Turlough nicknamed him Hippo. (DW: Mawdryn Undead)
