"Lucky Marks" (also known as Lucky Emblems) are hidden Mickey Mouse-shaped icons scattered across the game worlds that players must photograph to unlock the secret ending.
The character has to balance a daily schedule, including working a job (sometimes for a character named Bill) to earn money for gifts and shopping, which is delivered the next day. Lucky Mark
Depending on the context of your question, "Lucky Mark" could also refer to: "Lucky Marks" (also known as Lucky Emblems) are