Invincible Lee Pyung Kang MV - Hard but Easy by Krystal and Luna

All credits go to jobogae :) -- Invincible Lee Pyung Kang | 천하무적 이평강 Genre: Romance, comedy Episodes: 16 Broadcast network: KBS2 Broadcast period: 2009-Nov-09 to 2009-Dec-29 Air time: Monday & Tuesday 21:55 Casting: Nam Sang Mi / Lee Pyung Kang Ji Hyun Woo / Woo Ohn Dal Seo Do Young / Edward Cha Ye Ryun / Kwan Ja Rak Park Ki Woong / Jo Sun In Synopsis : Lee Pyung Kang’s father unfortunately met with an untimely death before completing his ambitious work as a golf course designer. P