Lee Soo-young released live clips of "Whistle to Me" and "And I Love You" on her official YouTube channel on November 2nd and 3rd.

In the released video clip, Lee Soo-young sings "Whistle to Me" and "And I Love You" from her remake album "No.21," showing off her innocent and faint sensibility.

In particular, as the highlight draws closer, Lee Soo-young's unique appealing voice and grand orchestra combine to moisten the emotions of the viewer by expressing heartbreaking love more mournfully.

Meanwhile, Lee Soo-young's remake album 'No.21' features her new leap forward on the 21st anniversary of her debut.