Oops, it doesn't look like 'chocolate souffle chocolate souffle day' is a national day..

Other days

lisp

Lisp Day

stress awareness

Stress Awareness Day

girl friend

Girl Friend Day

my little pony

My Little Pony Day

bow tie

Bow Tie Day

azonto is acceptable

Azonto Is Acceptable Day

artists

Artists Day

pampering

Pampering Day

kiss a ginger

Kiss A Ginger Day

comfy

Comfy Day