Travi$ Scott performed at the El Rey Theater in Los Angeles on Thursday, but the rising rap star didn't come empty-handed. In fact, he surprised the already-hyped crowd by bringing out "my mentor" Kanye West.

The Houston native demanded that the lights be turned off. At about the 1:28 mark in the fan footage below, Yeezy himself emerges from the darkness. And the crowd immediately loses their mind within a millisecond of hearing the first note of "New Slaves."

Despite a mixed reception to his latest offering, Yeezus, Mr. West is clearly still a force to be reckoned with.

Watch the video below: