Obnoxious

[Becky]

the kind of people u wanna shoot in the head..

[Tina]

annoying/demanding

[Justin Bieber]

–adjective

highly objectionable or offensive; odious: obnoxious behavior.
annoying or objectionable due to being a showoff or attracting undue attention to oneself: an obnoxious little brat.
Archaic. exposed or liable to harm, evil, or anything objectionable.
Obsolete. liable to punishment or censure; reprehensible.

[Couch Potatoe]

a person thass annoying n loud
a dope song by IMMORTAL TECHNIQUE

[Tina]

insulting vulgar and rude, someone who adds insult to injury by blatantly disregarding social rules or customs.
vulgar, oversized or offensively loud
cheeky, one who parades their non compliance and brags about disrespecting those in charge

[Little_Girl]

(adj) means annoying in a particularly vulgar and cheeky way. To be rude, insulting, and offensive. It is often used to refer to something intentionally oversized or intentionally offensively loud. Bragging is considered obnoxious, as is intentionally disregarding a rule. Showing off your disregard for a rule or order. Being blatantly disrespectful of social norms and those who would enforce them.

[Sonia]

To be in your face all the time and overly loud and maybe sometimes over dramatic.

[Couch Potatoe]

Extremely arrogant and big headed

Sebbeth or Sebster often refers to himself as a God.

Do you not know who he is!?

[Rihanna]

Subject; liable; exposed; answerable; amenable; -- with
to.