Warehouse 13/Tear Jerker

" You were late.
 * Tear Jerker: "Regrets", on a massive scale.

No. You were early."


 * The last ten minutes of "Where and When".
 * The ending of "Resonance". When it turns out that the bank robberies were not for the money, but were instead so that an old man could get reunited with his daughter and brought back to sanity again, and when a slow, sad piano song is being played in the background, Pete and Myka can't find it within themselves to report the bank robbers to the FBI, only taking the artifact of the week and leaving.
 * The third season finale, where
 * In season 2 second last episode, The whole scene when H.G Wells  When she is pulled away, her face is absolutely broken and she then asks Myka "Why did you do that?!"