Oops, it doesn't look like 'bob mueller day' is a national day..

Other days

self care

Self Care Day
my little pony

My Little Pony Day
lisp

Lisp Day
stud

Stud Day
bonang

Bonang Day
artists

Artists Day
promposal

Promposal Day
prosecco

Prosecco Day
donate your hair

Donate Your Hair Day
china

China Day