Oops, it doesn't look like 'tribute to our exes day' is a national day..

Other days

pumpkin

Pumpkin Day
tulip

Tulip Day
slime

Slime Day
kiss a ginger

Kiss A Ginger Day
self care

Self Care Day
ruby

Ruby Day
singles

Singles Day
law

Law Day
boba

Boba Day
bounce

Bounce Day