Red Robin ( RRGB - Analyst Report ) was recently upgraded as well, but trades at 21 times forward earnings.

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Still, even with the clouded short term earnings picture, investors should note that RRGB has a stellar record when it comes to earnings surprises.

FORBES: Red Robin Gourmet Burgers Still Sizzlin'

This is further confirmed by the relatively positive ranking of the restaurant industry from a Zacks Industry Rank perspective, meaning that RRGB is in pretty good company.

FORBES: Red Robin Gourmet Burgers Still Sizzlin'

To me that says companies like Red Robin Gourmet Burgers (RRGB), Buffalo Wild Wings (BWLD), Darden (DRI), Cheesecake Factory (CAKE), Chipotle (CMG) and others are vulnerable.

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This suggests that investors can still get in on this stock for the longer term, even if there is some volatility in RRGB over the next few weeks.

FORBES: Red Robin Gourmet Burgers Still Sizzlin'