Little Tich
Little Tich was an entertainer who performed in the Victorian era music hall circuit. The Fourth Doctor had hoped to see him when he visited London in 1889 in the company of Leela. (TV: The Talons of Weng-Chiang; COMIC: The Time Machination)
When Inspector Chardalot lectured Toby the Sapient Pig about the latter's belief that Earth was once populated entirely by others like himself, at one point he remarks, 'Little Tich was a pig!'. (AUDIO: Year of the Pig)
Little Titch Critchley, a student at Coal Hill School in 1963, was nicknamed after Little Tich. (PROSE: Time and Relative)
Behind the scenes
In the comic The Time Machination, the comedian's name is spelled as "Little Titch." This spelling is also used in Time and Relative for the Coal Hill student. The historical music hall comedian was billed as "Little Tich."