Refreshing and youthful Kim Hyun Joong comes back with a cute charm on a new stage. Kim Hyun Joong has shed his masculine image and put on an innocent cute charm. On August 15 he revealed his new song at the CJ E&M Center in Seoul Sangamdong on MNet's "M Countdown." Kim Hyun Joong performed the title song "Let's Party" from his new album ROUND 3. On stage Kim Hyun Joong jumped around, exuding his newfound cute charm. He wore bright and colorful clothing to match the song's lively melody and beat. The song "Let's Party" has a light and fast rhythm and is an arpeggio sound dance song. This song is also included in his first Japanese album and second single album. It tells the story of a man boldly approaching and pursuing a woman, and expresses the man's feelings while he makes the move. "M Countdown" had an energetic stage this day filled with artists such as ZE:A, B.A.P, Rush, Big Star, San E, VIXX, 24K, Stellar, Tasty, Five Dolls, Im Jung Hee, and 2NE1.