S2, E7: Catalina helps Earl atone for number 75 on his list: Used the mailbox as a trash can. Clearing out the mailbox, they find two undelivered letters: one that reveals secrets of Darnell's mysterious past to a shocked Joy, and a love letter that never reached its intended recipient, leading to humiliation for the sender. However, Earl's attempts to make amends are hampered by his attraction to the love letter's addressee.