Who is the most popular idol-singer turned actors for this year?

Starting from the beginning of this year when KBS2TV start showing 'Boys over Flowers', male idol-singer started to go on screen. Among the competition up till now, idol-singer turned actor who has the highest popularity is the 5 men group SS501's Kim HyunJoong. Acted in 'Boys over Flowers' as Yoon JiHoo of F4, Kim HyunJoong accumulated high popularity, follow by the broadcasting of the drama in oversea countries one after another, his Hallyu star status is gradually secured. (omit since not related)

However, among these idol-singer turned actors who are currently engaged in their singing activities, Kim HyunJoong and Uknow YoonHo is the most significant for their debut in acting and received high ratings for their acting. Both of them were casted as the lead actor and received valuable experience as an actor. As a responsible actor, they have rooms to go into activities in various other fields.

More idol-singer turned actors are holding important roles in drama this year.
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Credit: Sports Worldi + 601 + (Chinese translation)小洁 @ doubles501.com + (English translation) SS501UFO.blogspot.com + XiaoChu @ Quainte501.com