In , titled "Clap Your Hands If You Believe" , Sam and Dean investigate a series of alleged alien abductions in Elwood, Indiana. The episode is best known for its "X-Files" style opening credits and its comedic shift in tone compared to the rest of the season. Key Plot Points

: Dean is taken from a crop circle by a bright light but returns claiming he was on a "probing table".

Paralelamente, Sam enfrenta o seu próprio inferno particular dentro da própria mente, sendo forçado a reviver os 180 anos de tortura na jaula com Lúcifer e Miguel.

The episode begins with what appears to be a classic "Monster of the Week" setup in Elwood, Indiana. Residents are reporting alien abductions, complete with crop circles and blinding lights. Dean Winchester, ever the skeptic regarding extraterrestrials, finds himself at the center of the chaos when he is seemingly abducted while investigating a cornfield. However, the "aliens" are quickly revealed to be something far more ancient and magical: fairies.