It seems like every year we are reminded of the lengths corporations will go to get a little street credibility and build more of a following. Yesterday's Martin Luther King Jr. holiday was no exception. Here are 13 examples (and one apology) of when shameless Twitter promotion goes terribly wrong:

Zzzquil

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Zzzquil, the shining example of what happens when you make PR decisions while sleepwalking.

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Pornhub

Adult website Pornhub (yes, it has a Twitter) pathetically attempts to show tolerance.

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Then they dig a deeper hole...

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PETA

Though well-intentioned, it may have not been the smartest move for PETA to equate the struggle for human rights with a sad animal.

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Forever 21

Forever 21 shows how important it is to make a statement by protecting your smartphone.

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Krazy Glue

You shouldn't have, Krazy Glue. Really, you shouldn't have.

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Chicken of the Sea

How long did Chicken of the Sea spend Googling this?

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Popchips

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"Poptimist"? Seriously?

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Arby's

Put your silly hat back on, Arby's.

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McDonald's

McDonald's shows it knows how to follow Title VII of the Civil Rights Act of 1964.

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Coca-Cola

Coke shamelessly attempts to demonstrate what it's like at the mountaintop.

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U.S. Marine Corps

The U.S. Marine Corps should have thought first before kicking off the three-day weekend, guns blazing (H/T: @athertonKD).

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Then they took it down and apologized ...

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Schwinn

#icant Schwinn...

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