https://www.youtube.com/watch?v=Jim-0PYooGI&feature=share&fbclid=IwAR0XQD3EhxlcbiGHh3mkiPeMHip3p0QtkViEgziZxTQKJmD0p37V5Q4s2wo

The term originated from the fact that in the southern hemisphere, Christmas is actually celebrated in the summer. Residents from that area throw Christmas celebrations in July, as that is the peak month of their winter season.
How about a little Christmas cheer just for fun as I take you down memory lane.