Miley Cyrus opens up about one of her most horrifying thoughts during her 27th birthday, sharing how afraid she was of joining the 27 Club if she didn’t sober up.The iconic singer who is about to release her long-awaited album Plastic Hearts , described the fear she felt and her desire to quit drugs and alcohol, as she was approaching the milestone that meant the death of many legendary artists in the music industry.A post shared by Miley Cyrus (@mileycyrus)The rockstar confessed that it was a