Hang on to your hats, Fools. I'm going to be introducing three stocks below that will likely be making huge moves in the week to come. That's because all three are reporting earnings, and all three are heavily shorted -- or have lots of investors betting against their short-term success.

In the past, when these two variables collide, volatility is almost always the result. In fact, two of the stocks I singled out last week moved an average of 16% following their respective earnings releases (one pushed off its report by a week).

But don't be misled. I don't think you should prepare to make any buy or sell decisions based on these movements. In fact, that would be the antithesis of our buy-to-hold investing strategy here at The Motley Fool. Instead, I think you should use the slideshow below to focus on what really matters when these companies report earnings, and ignore the rest.

If you own shares of 3D Systems (DDD -0.86%), Herbalife (HLF -0.43%), or Gogo (GOGO 1.63%), here's what to keep your eyes on...

Wall Street hacks Apple's gadgets! (Investors, prepare to profit.)
Apple forgot to show you something at its recent event, but a few Wall Street analysts and the Fool didn't miss a beat: There's a small company that's powering Apple's brand-new gadgets. And its stock price has nearly unlimited room to run for early-in-the-know investors. To be one of them, just click here!

Photos: 3D Systems, Herbalife, and Gogo.