Where theres smoke, theres not always fire; sometimes its just Derek Haas messing with you.

To me, the only defense is to go on the offense, says Haas.

If I can add any piece of doubt into whatever is the pervading theory, thats a victory.

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Credit: Elizabeth Morris/NBC/NBCU Photo Bank via Getty Images (2)

Here are three of his favoriteFirefakeouts over the years.

Everybody was like, Oh, my God!

Its the return of Katie!

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Derek Haas

And then it wasnt.

Haas immediately got to work, fanning the flames by cryptically thanking Spencer on Twitter.

It took all of 30 seconds before people were like, Oh my god!

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Derek Haas

Casey is not on there!

I was just like, Perfect.

Surprise: Casey lived.

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Derek Haas

The producers secretly secured German for the season 3 premiere for open-casket duty.

People were like, Okay, wait.

So, whos leaving the show?, says Haas.

And then we actually did kill Lauren, so it was a double fake-out.