Things are going great for the Dallas Mavericks. The Luka Doncic trade was already a disaster, with Anthony Davis getting injured already. And now, on the night in which Doncic made his Lakers debut,

On Monday night the jumbotron showed fans as part of a karaoke bit, before one man took his chance to clearly mouth “FIRE NICO.” The camera quickly cut away, and within minutes security descended on the fan and escorted him out of the arena.

It's been more than a week since the stunning Luka Doncic trade, and things just appear to be getting worse and worse for the Dallas Mavericks. The centerpiece of their return for