Answer:
This is due to a remarkable pun, or a great punchline from Star Trek: "Space, the final frontier". Captain James Tiberius Kirk, a character in the American Science Fiction TV series and now media franchise; the show aired in 1966 narrating the interstellar adventures of a Starship crew. Thus Captain Kirk is said to have "a right ear, a left ear, and of course a final <front ear>".
Explanation:
