
I look like a train CONDUCTOR.
The Big Bang Theory Season 5, Episode 12

the CONDUCTOR said if I come
back to the engine room,
The Big Bang Theory Season 7, Episode 15

to be an Amtrak junior CONDUCTOR
for the day.
The Big Bang Theory Season 5, Episode 23

The CONDUCTOR said
as soon as he gets off work,
The Big Bang Theory Season 7, Episode 15

the CONDUCTOR played his banjo
for me.
The Big Bang Theory Season 7, Episode 15