steady killin' me

continuously annoying a person; it can also mean continuously "being awesome", depending on context and inflection

Hey John.... JOOHN..... JJJOOOOOOOHHHHHNNNNNN..... JOOOOOOOOOOOOOOOOOOOOOHHHHHHHHHHHHHNNNNNNNNNNNNNNNNNN

Braaaahhhhhhhhh, you steady killin' me

OR

That was legit; you steady killin' it