The belief that life, the universe and everything is really just the insides of a cosmic tomato and that we all await a great, lycopene-filled salvation at the hands of our liberator Heinz (or Felix or any other brand of ketchup).
You: Wait, do you actually believe in Tomatism?
Me: Heil Heinz, our liberator, may he bring us from our state of rotten tomato-seeds into the great liberation that is his sweet, lycopene-filled sauce.
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.