Dick is enjoying a day at the circus until he realizes something is wrong when he encounters his old friend Waldo the clown but Waldo does not recognize him. Robin investigates and discovers that most of the circus workers are being hypnotically controlled by a mystery villain, who is also controlling Superman!
Characters: Lois Lane; Robin [Dick Grayson]; Jimmy Olsen; Superman [Clark Kent]; Robotman [Robert Crane / Paul Dennis]
Script: Gerry Conway; Roy Thomas; Bob Rozakis
Pencils: José Luis García-López; Alex Saviuk
Inks: Dick Giordano; Vince Colletta
Colors: Jerry Serpe; Phil Rachelson
Letters: Ben Oda