Perform badassery / being complemented on doing the same.
Being a badass.
Doing things with style, flair.
Doing a task with extreme perfection, or have a great time doing it.
Having a great time at any activity.
Despite a drunken night like that, Kole aced his math test. Diye hain!
Look at him run that billiards table! Robert diye hain!
Raghav, you look so different and sexy! Diye hain!
He just bought a new Ferrari. Diye hain!
We stayed up all night and finished that bottle of Blue Label. Diye hain!