Former After School member Yoo So Young pointed out unmannerly behavior of a fan at a Big Bang concert.

On March 6, Yoo So Young updated her Instagram with a photo of a person standing up in front of her. The captions said, "It is unmannerly for you to stand up like this at a concert. How is the person behind you suppose to see? #Gettingmemad #Upsetting #Nomanners #Selfishperson #somany #BIGBANG #cantseeanything." 

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In the photo, the person in front of Yoo So Young was standing up and blocking the view. Yoo So Young's Instagram post then immediately spread through the web. Soon it became controversial, and Yoo So Young deleted the post. 

Some netizens said that it is the fan's fault for standing up and blocking the view of others. However, some were upset at Yoo So Young for posting a photo of a person on SNS without specific consent. In addition, Yoo So Young is a celebrity with many followers, and the original post did not blur the person in the picture. 

Meanwhile, Yoo So Young has not said anything regarding the controversy ever since the post was deleted. What are your thoughts?