A performance artist indeed.

Whoever is behind the hilarious parody accounts belonging to “Rep. Steven Smith” and his chief of staff “T.J. Mitch Johnson” has scored another win. It began when “Johnson” posted this tweet about actor/comedian Harry Shearer’s article in The Daily Beast:

An exchange ensued:

Finally, this killjoy tipped Shearer off:

The 15th congressional district — the one that Rep. Smith represents — does not exist.

But it was Rep. Smith who got the last word:

Related:

‘Bring it’: Salon writer to debate ‘NFL’s toxic lies’ with nonexistent Tea Party Rep. Steven Smith

David Sirota falls for fake congressman from nonexistent district

Busted! Rosie O’Donnell just got punked by fake Congressman Steven Smith

Lizz Winstead taken in by nonexistent Rep. Steven Smith; Update: Tweet deleted