1. The celebration of your spawning
2. The celebration of the realization of your corporeal existence (see also: Corporealization Day)
3. Birthday
"HAPPY SPAWNIVERSARY, BRO! I got you a case of Laphroig 21."
"Holy ferkin' snit! That must have cost a fortune!“
“It's all good, I have a grove of money trees, and no kids."