Feliz dia de San Jose
You mean "Happy Valentine's Day"?
Día feliz del topo!
You can say feliz groundhog dia!!! it might not be entirely correct but they'll understand what your are saying
feliz
Feliz dia de madres mama gwen
Happy birthers, my friend have a few for me
Simply say "Happy Mother's Day."
I'm happy too in Spanish is Estoy contento también.
Happy Friendship Day.
happy name day
Happy independence day?
Estamos contentos.