What's up? Day day up!
An question replaced "Hello" or "Hi" as the most popular form of casual greeting.
And the answer is from Chinglish, means "Study hard and make progress every day"
And the answer is from Chinglish, means "Study hard and make progress every day"
"What's up? Day day up!" example:
Person 1: What's up?
Person 2: Day day up!
Person 1: What's up?
Person 2: Day day up!