Retrospective falsification is the unconscious distortion of past experiences to conform to a person's needs in the present. Human memory is very malleable and can easily be hidden or distorted for any number of reasons. For example, an adult suddenly "remembers" being sexually abused as a child.
adultsuddenly "remembers" being sexually abused as a child that's retrospective falsification
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.
A lighthearted reaction upon receiving disappointing news of some sort. Usually something that isn't a particularly a big deal, esp. when it primarily affects someone else - sort of a mild schadenfreude. Sometimes doubled or tripled, and possibly said in a sing-songy voice for added comedic effect to imitate a muted trumpet, which is how the meme originated.