'Supernatural' preview: Jared Padalecki gets a 'whoopin' from some angry clowns

As you can see in the clip, Dean does take an interest in Lydia beyond just their steamy encounter, but to Sam's amusement, she's got far too much on her mind to be concerned about a repeat performance. More

"There's an episode that we're talking about right now where Sam isn't sleeping. The longest anybody's ever gone without sleep is like nine days, and they died, because your organs shut down. I wanted to make sure that we don't have an episode where Sam hasn't slept in a week, and he's losing his mind, and then he suddenly gets it together and helps save the day." More

The CW's webclip of the episode this week features Sam and Dean grilling a rather unreliable witness. By unreliable, we meant stoned. In case you were wondering. More