Instead of the character's name above the dialogue, put "together" or all the character's names instead. ie "Joey + Diana + Mark"
Yes, the word 'screenplay' is a noun; a word for a movie script; a word for a thing.
No, they are characters form The Cat in the Hat by Dr. Seuss
Yes. Saying hi to a friend is good thing because it acts as greetings.
Ted Williams was quoted several times as saying hitting a baseball was the single most difficult thing to do in sports.
A word for another way of saying something is a synonym.
Joey from Friends: "How you doin'?" Totally classic.And, a lesser known character, Tim Riggins from the amazing, underrated Friday Night Lights: "Texas forever."Both shows and both characters are great. There's definitely something to be said about saying the same thing all the time. There's power in it.
Yes, thing is a noun, a common, singular noun.
Who are the characters of the story
It is only a saying, there is no such thing.
Not at all.
The saying 'you can have too much of a good thing' means that something pleasant may become unpleasant in the long-run.
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