In what year was the album “First Step +1 Thank You” released by CNBLUE?

In what year was the album “First Step +1 Thank You” released by CNBLUE?: The album “First Step +1 Thank You” was released in 2011 by CNBLUE, featuring 3 tracks.
What is the most successful song from the album “First Step +1 Thank You” by CNBLUE?: “Love Girl” is the biggest hit from the album “First Step +1 Thank You” by CNBLUE.

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