Justin Bieber’s erratic behaviour on social media has fans convinced that he is not taking Selena Gomez’s recent engagement announcement well. The Canadian popstar has been seen looking despondent in public and has recently been accused of casting a cryptic insult at his famous former on-again off-again girlfriend.

Justin Bieber has become the target of netizens who believe that he threw shade at his ex-girlfriend, Selena Gomez's recent engagement with music producer, Benny Blanco.

Selena Gomez and Justin Bieber broke up years ago, but her engagement seems to have annoyed him. He's been posting to Instagram.