1x02: Walter's Walk
1x01: Pilot
2x09: The End of the Line
2x04: The Melty Man Cometh
2x02: My Dinner in Hell
1x03: Sex, Death & Nudity
1x02: Size Matters
2x13: Second Time
2x12: Second Last
2x11: Second Guess
2x10: Second Wave
2x08: Second Listen
