Idiom: Go Dutch
To share the cost of something, especially a meal. (Cambridge Idioms Dictionary)
Going Dutch is a term that indicates that each person participating in a group activity pays for himself or herself, rather than any one person paying for anyone else. It is also called Dutch date and Dutch Treat.(wikipedia)
Idiom: I’ll take a rain Check (American, British, Australian informal)
Something you say when you cannot accept someone’s invitation to do something but you would like to do it another time
Idiom: What it is eating (somebody)?
Something that you ask when somebody is angry and you want to know why.
(somebody) can be replaced with him/her/you or names
From Roel
I got this line from the Ice Age movie that my daughter watched about 1027 times until now. :p
Idiom: Hit the Books
to Study (American and Australian informal)
From Roel
I stumbled upon this idiom somewhere i can’t remember, I just love to exaggerate 😆

Idiom : No Hard Feelings
It means that you don’t feel angry towards the person you have argued with (in this case have a match against)
From Roel
I notice that some (Indonesian) tend to confuse Hard with Heart or Hurt, because it almost sound the same according to Indonesian ears.

Idiom: Raining Cats and Dogs
Something you said when it’s raining heavily. (old fashioned)
From Roel
The format of the comic changes from horizontal to vertical to fit into the magazine.
I’ve been hearing this “Raining cats and dogs” a lot during my teaching period at LIA and I always remember how Indonesian rainfall sounds like a whole flock of cats and dogs coming together 😀

Idiom:
Break a Leg
Something you say to wish someone good luck, especially when they perform for theater. Some people believe that saying good luck to an actor is ‘bad luck’ (Cambridge Idioms Dictionary).
This was my first strip, the idea came from Ibu Noni the senior editor at C’nS magazine where the commission came from.