He's pretty much claiming that Danny Zuker is a "small fry" and that by arguing with Donald Trump he's trying to raise his profile. It's basically a sign of how bloated Donald Trump's ego is. In his mind he's the ultimate big shot, and everyone else just wants to hitch their wagon to his star.
Why does Danny Zuker keep giving him attention? Unless this is old this has to be like the third or fourth time they've had some lame feud. At this point Zuker comes off worse, everyone already expects this stuff from Trump.