"A little girl named Mary" joke

A little girl named Mary is called Virgin Mary by her mother. This is a skit.

Virgin Mary: Mom, can I go play over Jonny's house?
Mother: Sure honey, but be back before dinnertime. ( Mary Leaves )

Dinnertime Rolls Around, and Mary
Calls her mother from Jonny's house.

Virgin Mary: (on the phone) Mom, Hey. It's Virgin Mary. Can I eat at Jonny's
house?

Mother: Sure honey, but be back before bedtime.

Bedtime Rolls around and mary calls her mom.

Virgin Mary: Mom, It's Virgin Mary.Can I sleep over at Jonnys house?
Mother: Sure honey, but be back before breakfast.

Virgin Mary sleeps over, and breakfast rolls around.
Mary calls her mother from Jonny's house.

Virgin Mary: Hi mom, It's Mary. Can I eat breakfast at Jonny's house????????