11/12/2012 12:03 pm ET

The Mistake Behind #mistakesGIRLSmake

HBO's Twitter account unleashed a slew of hashtags and retweets in social-media celebration of the paybler's 40th anniversary yesterday. Brand launched on Nov. 8, 1972, and those manning the Twitter post at the company used hashtag #ithappenedonHBO to emphasize HBO's presence at the forefront of not only TV culture, but pop culture as well.

One tweet said "Inspiring @Time magazine to ask 'is Feminism dead?' #ithappenedonHBO (Turns out, it just needed a martini.)" and featured a photo of the "Sex and the City" cast.

Read more on Variety.com