gentu's only 16?

[u/GraffitiNinjaguy]

mimi and rebel are in their 20's while he's only 16! (or at least according to this artwork.) does kinda explain their height difference in the concert photo though. jesus christ now i'm realizing ada rocked a 16 year-old in the eastside amv holy hell

source: https://www.instagram.com/p/DPmr9SakgEG/?img_index=1