Erin Ong has seen 22 bands.

Band Concerts Seen
  SUHO (EXO) 4 concerts
  Baekhyun 3 concerts
  CHEN (EXO) 3 concerts
  EXO 3 concerts
  KAI (EXO) 3 concerts
  SEHUN (EXO) 3 concerts
  SEVENTEEN 3 concerts
  CHANYEOL (EXO) 2 concerts
  D.O (EXO) 2 concerts
  NCT Dream 2 concerts
  XIUMIN (EXO) 2 concerts
  BAM BAM (GOT7) 1 concert
  GOT7 1 concert
  GOT7: Jay B 1 concert
  Got7: Jinyoung 1 concert
  GOT7: Mark Tuan 1 concert
  GOT7: Youngjae 1 concert
  Got7: Yugyeom 1 concert
  Jackson Wang 1 concert
  NCT 127 1 concert
  One Direction 1 concert
  Taylor Swift 1 concert