Social networking site, especially Twitter is both place for interacting with friends and advertising as well. While some of brands succeeded in popularizing their fame, others encounter with the worst Twitter PR disasters ever.
Marc Jacobs Intern Allegedly Flips
An intern of top fashion designer Marc Jacob celebrated his last day at work by getting on the Marc Jacobs Intl Twitter account. The intern reveals the insight look of the intern period, “I can call him out! I’m out! Won’t work in this town again! I know that! Learned a lot. But, I don’t have the energy for what is expected”, a tweet said.

The tweets cause a Twitter chaos.
Kenneth Cole Misuses #Cairo Hashtag

When American clothing designer Kenneth Cole posts the advertisement with the hashtag #Cairo, the Twitterverse almost turns against him. Immediately, Cole removed the tweet and left an apology.
Bing's Japan Tweet Sparks Controversy
After Japan tsunami and quake, the search engine Bing states on its feed, “How you can #SupportJapan - For every retweet, bing will give $1 to Japan quake victims, up to $100K”.

However, the message largely aims at boost the Bing’s brand recognition on Twitter.
Vodafone UK's Profane Tweet

In November last year, Vodafone UK's feed states, “VodafoneUK is fed up of dirty homo's and is going after beaver.” This post really incenses the customers and followers.
Chrysler Tweeter Drops F-Bomb
In early March 2011, ChryslerAutos took an F-bomb on its more than 7,500 followers that day. Reportedly, the Chrysler Twitter account belongs to New Media Strategies. The tweet has been deleted immediately and the company quickly tweeted an apology.

Chrysler’s tweet to apologize
The Red Cross Gets 'Slizzerd'

The Red Cross's social media specialist Gloria Huang, by accident, expresses a personal tweet on the company’s home page.
Habitat Intern Spams Hastag Feeds With Brand Promos

The retailer Habitat spammed a hastag. Later that tweet, Habitat blamed this fault for on “overenthusiastic intern”.
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I am a web developer. I love technology and have a passion of writing articles about technology news, especially new products.