yeah, actually that's not my friend's name. and it was her first time receiving this message so, she called which didn't get picked up and then replied like, '저 아니예요. 잘못된 번호에요.' however, it gave her this message in return : "04/29 09:17에 전송한 국제 SMS 전달 실패. '답장'시 재작성 및 전송 가능"