The 23rd is the Vernal Equinox if you’re in the Southern Hemisphere, and the 22nd is the Autumnal Equinox if you’re in the Northern side of the planet (time zones, International Dateline, planet tilt, all that stuff, confusing, isn’t it?).
Welcome, Springtime! I’ve been looking forward to your arrival. Glad you’re here!
Some (probably) related posts:
Hmmm. That's odd. Can't seem to find any related posts at this time. How about something random, instead?