여름이잖아요. 　　Credit 　　Executive Produced by Que station 　　Produced by MY Q 　　Composed by MY Q 　　Lyrics by MY Q 　　Arranged by MY Q 　　Midi programming BY MY Q 　　Guitar by Heo Nil Lim 　　Bass by Si On Yang 　　Vocal by MY Q 　　Chorus by MY Q 　　Recorded & mixed by MY Q at Que studio 　　Mastered by Jung Hwae Do & Jun Park at Soundmax mastering studio 　　Jacket design & Photograph by MY Q 　　Distributed by Universal music Korea