On September 16, the singer let out her frustration via Instagram. She ranted,�

"FORREALS?! What makes you think calling�me and asking�if I'm really Ailee IN THE MIDDLE OF THE NIGHT is OK?! Would YOU like it if I shared YOUR number with the whole world and have everyone call u in the middle of the night?!"

SEE ALSO: HyunA faces backlash for talking candidly about her boyfriend Junhyung on 'Jo Hyun Ah's Thursday Night'

In the caption, she once again emphasized her frustration and anger, stating, "It's making me mad... FURIOUS! #feelmywrath."

?????.... FURIOUS! #feelmywrath

A post shared by itzailee (@aileeonline) on Sep 15, 2017 at 9:19am PDT