(don't record text that is in parentheses or brackets, it is just to give you some hints or references)
(don't record lines of [Old man] it is also just for reference)

[Old man]

  (  - Kids, are you ready to hear a scary tale?)

[Kids]

    - Yeaaaaaaaahhhhhhh!!
-------------------------------------------------------------------------------------------

[Kids]

    - That was not scary at all!
------------------------------------------------------------------------------------------

[Old man]

(    - The end... So, what do you think?)

[Kids]
(should sound like they actually scared but lying)   
- We are still not scared! We know that pets can't be an impostor!

(the fire went out)
[Kids]
- oo... oouuuu....