March 15 is 'the ides of March', the day that Julius Caesar died. If you're born on March 15, you're a little bitch and a bottom. You also cry too much if you were born on this day, pull it together you sissy.
On March the 15th it is national play Minecraft for 3 hours day! This is done to help Mojang get more new and exiting updates out as March is when the most new Minecraft players join!