The "death" of Gary Blauman, mentioned by Barney in this episode, was later revealed to be a dramatic fabrication, as the character returns in the final season.

as Arthur Hobbs (his first appearance in the series). Taran Killam as Gary Blauman (husband of Cobie Smulders). Bryan Callen as Bilson. Reception

advises using her kindergarten teacher techniques to "use his words".

Distraught, Marshall seeks advice from the gang on how to handle the situation:

Barney’s theory posits that screaming starts at the top of a hierarchy and cascades down. According to his "Circle" version: Arthur’s boss’s boss screams at Arthur’s boss. Arthur’s boss screams at Arthur. Arthur screams at Marshall. Marshall screams at Lily. Lily screams at a kindergarten student.

introduces the "Chain of Screaming" (also called the Circle or Pyramid of Screaming), arguing that instead of yelling back at his boss, Marshall must simply scream at someone "below" him in the chain to maintain the universe's balance. Ted suggests a calm, articulate speech about self-respect.

The student screams at her father, who happens to be , thus completing the circle. Episode Details & Production Air Date: April 14, 2008.