This one is a long one. Sam Kim is one of my favourite artist and I predict he will be the biggest in Korea in no time. Check out this cover of a classic from "Asoto Union"
Here are some links to help you understand the song a little more.
1. Possessive Particles ~의: • Korean Grammar in One Minute - Possessive ...
2. And ~고 : • Korean Grammar In One Minute - And (V/Adj~...
3. Each/Every ~ 마다: • Korean Grammar in One Minute - Every/Each_...
4. Show surprise ~네: • Korean Grammar in One Minute - Show surpri...
5. Direct Object Particle ~을/를: • Korean Grammar in One Minute - Direct Obje...
6. Used to 던 : • Korean Grammar in One Minute - Used to [{었...
7. Only ~만: • Korean Grammar in One Minute - Just/Only #...
8. Past Tense V + 었/았: • Korean Grammar in One Minute - #2 Polite P...
9. Adjectives ~ㄴ/은: • Korean Grammar in One Minute - Adjectives #2
10. Location particle ~에: • Korean Grammar in One Minute - Location Pa...
11. When V + (을/ㄹ)때: • Korean Grammar in One Minute - When [(으)ㄹ 때]
12. From ~부터: • Korean Grammar in One Minute - From Until ...