a musical outfit specialising in clubby, electronica sounds i believe.
refers also to something that comes out of the blue, unexpectedly, as if from nowhere.
could refer to the left side of a sports field and the unusual-ness of a successful score from this side of the pitch...it's a guess.
or the left-h-s of the brain and the type of functions controlled therein.

Got the covid-19 vaccine

A huge dick producer who produces more quality beats than sweatshops can produce Nike shoes, you can find him at the Rappad grinding the rappers

Where you have to go between second and third base.