"How Are you Today?"

If someone asks you: "Hello!. How are you today?, we often use plain phrases: 

- I'm fine thank you
-I'm very well, thank you.
- Good!.
-Pretty good.
-Great!.
-Wonderful!.
-I'm all right.
-Can't complain.
-Couldn't be better!.
-Never better!.

A more excited responses are: 
- Awesome!.
- Fantastic!.
-Phenomenal!.
-Marvelous!.
-Superb!.
-Extraordinary!.

And when things aren't well: 
- Not so good.
- I'm not doing so well.
- Could be better.
- Things could be better.
-Terrible!.
- Awful!.
-Horrible!.
- Poor.

Here you can see a funny song: