Netizens have been howling over a hilarious fan-made collage of�SNSD's Yoona and her various "serious faces". On February 7th, this collage was posted on community site under the title, "gangster Yoona." The creator threw in some funny�comments in chat bubbles to make it seem like Yoona had a rough-and-tumble personality. Both netizens and fans found them to be hilarious, as they commented, "Yoona has a strong charisma~!," "It's only for fun, let's not take it seriously keke" and "Her serious expression is still cute." Source: Newsen Photo: Yahoo Korea Media