Usher‘s squabble with Chris Brown is not going to have an effect on his efficiency later tonight in Las Vegas — as a result of the man’s taking the stage regardless … TMZ has discovered.

Sources with direct data inform us Usher — who’s at present scheduled because the headliner for Saturday’s “Lover & Pals” music pageant — will take the stage as deliberate … which means, the present will, in actual fact, go on regardless of what occurred earlier this morning with CB and co.

We’re informed that Usher was, certainly, injured in the course of the brouhaha on the skating rink … and that his nostril and face are kinda jacked up proper now. And but — our sources guarantee us he’ll energy by means of and placed on an excellent present. He might, nonetheless, be protecting up a bit.

In different phrases … be looking out for him carrying sun shades of some kind tonight, and maybe rocking some recent battle scars which may come out by means of any stage make-up.

As for Chris — who was additionally within the lineup as one of many large acts slated to carry out — we’re informed it is unclear if he’ll do his set tonight. Chris hasn’t mentioned something publicly as of Saturday.

There’s extra … TMZ can affirm reporting by B. Scott, who mentioned the drama seems to have stemmed from Chris’ scrapped AMAs efficiency final 12 months — when he was set to do an MJ tribute, solely to say he received the rug pulled out from below him final minute.

Our sources say that’s, certainly, true — and the rationale he went after Teyana right here is as a result of we’re informed she was really concerned within the planning of that efficiency … however one thing went awry earlier than the day of. This is smart, as it has been broadly reported of late that TT has stepped into the position of a inventive director these days for quite a lot of artists/their exhibits.

Anyway, Chris clearly felt some sort of approach, and was confronting her — which solely escalated when she snubbed him. Not simply that, however we’re informed Chris really demanded Usher make her depart … along with asking her to get out himself, seeing the way it was his bday get together.

We’re informed Usher refused, and the remainder is historical past … a few of which you’ll see on video.

Time will inform, we suppose, if Chris will come out himself, or if he’ll tackle this additional. BTW, it appears like Teyana — who was as soon as a fierce CB defender — has unfollowed him on IG.