The latest stunt is hardly a surprise.
Baron Cohen was honoured previous year by the Anti-Defamation League because of his record of using humour to fight hate, including through his Showtime series "Who is America?" which satirises American politics. Oddly enough, there were plenty of people cheering on and singing along to the track.
"Obama, what we gonna do? Inject him with the Wuhan flu".
Baron Cohen further sang, "Hillary Clinton, what we gonna do?"
The song urged people to attack people in masks, liberals, CNN, The World Health Organisation and Barack Obama, asking "What we gonna do?"More news: Adele FLIRTS On Instagram -- Is This Her New Romance?
"I ain't lying, it ain't no jokes". WHO, what we gonna do?
The crowd sang back to Cohen repeating the lyrics to him.
In the first season of Who Is America?
Sacha Baron Cohen is no stranger to relatively elaborate disguises, often done with the expressed intent of making fun of political extremists.
The group says on its website that it is "a national organization made up of patriotic citizens who love their country, their freedoms, and their liberty".More news: Fatally Shot, 1 Injured At Park Where Protesters Gathered For Breonna Taylor
Captioning the now-viral video, Rex said: "Dressed as a hillbilly, Sasha Baron Cohen infiltrated a rally being held by "The Washington State Three Percenters" - a right wing militia group - and took over the stage".
"Sacha Baron Cohen pulled a bullshit stunt at the March For Our Rights 3 event".
"He came on stage disguised as the lead singer of the last band, singing a bunch of racist, hateful, disgusting s***", one city councilman said.
Encouraging the audience to sing along with him, event organisers eventually figured out what was happening and attempted to short Cohen's equipment by cutting the generator - but his stage security prevented them from doing so.
"After the crowd realized what he was saying, and turned on him, his security then rushed the stage and evacuated them to a waiting private ambulance that was contracted to be their escape transport", Blair added.More news: Pixar's "Soul" Sneak Peek Trailer Released