TV
You know that sound you’re hearing, you know, that boom? That’s my mind blowing.
— Marshall • Alias

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
A familiar expression for astonishment becomes an imagined physical explosion. The speaker asks the listener to hear a boom, then identifies it as his own mind. Explaining the supposed sound so literally turns a declaration of surprise into a small comic performance.
Context reviewed