instant tradition 

Something that as soon as it is done becomes decided upon to repeat the next year and years to come. Does not necessarily have to had been done previous years to be defined an instant tradition.

The boys, after going Christmas Caroling on Halloween, decided to make it an instant tradition, and do it every year afterwards.

instant tradition by Radkomir September 26, 2013

Instant Tradition 

Something that doesn't exist, as traditions take time to develop.

"GUYS THIS IS AN INSTANT TRADITION", said Michael

"Shut the fuck up Michael, Instant Traditions don't exist", said all his friends

Instant Tradition by Swoon So Hard October 2, 2013