Hallmarkian 

Someone who does nothing but watch Hallmark channel and nothing else

You're a hallmarkian

Hallmarkian by Bear man mc gun July 4, 2022

Hallmarkification

The process of creating alternate, superfluous, or overly specific holidays in an attempt to sell more greeting cards.

Boss's Day? Isn't that EVERY day? Man, this Hallmarkification is going too far...

Hallmarkification by Jones.Dr.Jones February 14, 2012