The text of an opera is called the libretto and the writer is called a librettist.
I believe it's called the Libretto.
the summary was it was a group called the pretty pennies picket
opera
lorgnette
This is the second opera in Wagner's Ring cycle and the link below will give you a synopsis.
They are called "opera glasses"
In almost every language it is called opera.
The lyrics of an opera are called the "libretto."
the sydney opera house is called the sydney opera house because opera is song in the building and because of its great views.
Opera buffa
It was called the Opera Populaire in the 1880's.
A quick search does not reveal such an opera.
Yes there was a soap opera called soap in the sixties.
The text of an opera is called the libretto and the writer is called a librettist.
There is no name for it. However the ending of an opera is usually referred to as the finale of the opera.
Royal Opera house