- Mulder's "panic face", which is entirely deadpan and blank.
- Mulder being bored on his assignment in Dallas:
"Maybe we should call in a bomb threat to Houston. I hear it's free-beer night at the Astrodome."
- After Mulder sneaked out of the hospital after his gunshot wound in Byers' clothes, he tosses Byers' jacket onto the street without a second thought while he runs away. It may be a little thing to notice, but it cracks up this troper every time.