Mrs Mills died in 1978.
No, the clause 'Mrs. Mills shopped' is a singular, proper, compound noun as subject (Mrs. Mills) of the past tense verb (shopped). Note: 'Mrs. Mills' is a proper noun as the name of a specific person; proper nouns are always capitalized.
No, it wasn't Mrs Mills. It was Hilda Woodward who was the mother of one of the band members Rob Woodward.
Ogden Mills was born in 1857.
Rick Mills was born in 1957.
Jill Mills was born in 1972.
Phoebe Mills was born in 1972.
Josiah Mills was born in 1862.
Kevin Mills was born in 1960.
Gordon Mills was born in 1935.
Jared Mills was born in 1975.
Leif Mills was born in 1936.