Key sales are skyrocketing because of Xiumin!





EXO-CBX is gearing up for their comeback and they just recently released the MV teaser for "Blooming Day".�





In the 30-second clip, there's a scene where Xiumin is lying down with a unique shaped key on his cheek.�













Upon seeing the key on the MV teaser, many fans have searched the web and found the prop�named the 'Good Night Key'.�Thanks to the idol star, the key has gone viral and sales have soared. It's currently sold out in both Korea and several international websites.�





A similar phenomenon occurred in the past.�Orders of headbands have skyrocketed�after Xiumin was seen with them on a variety show, and 'MLB'�mini bags were sold out�after Xiumin modeled them in a pictorial.�







Meanwhile, EXO-CBX is scheduled to make their comeback on April 10.�