10 Most Controversial K-Pop Idol Costumes of All Time, Sistar - Girls Generation

Not only criticized for their stage costumes, Year 7 Class 1 also sparked heated controversy due to their sexy and provocative dance moves.

The appearance of SIX BOMB in the music video for Wait 10 Years Baby received a lot of criticism because of their super tight pink jumpsuits. Highlighting their body curves clearly, they were considered too vulgar.

Tiffany and Taeyeon Girls Generation's costumes also became the center of attention because of their lingerie costumes when performing Lady Marmalade. Many criticized them for being too sexy, although there were also many who liked their appearance.

The costumes worn by the group Pritz received a lot of criticism because of their armbands that resemble the Swastika symbol on the Nazi flag. However, their agency, Pandagram, released a statement saying that they had no intention of imitating Nazi uniforms at all.

Sistar's characteristic as a sexy K-Pop group is no longer a secret. However, their performance at the 2011 KBS Music Festival while singing the song So Cool was considered too sexy by some people.

This is the 'diaper fashion' themed costume that Girls Day wore back in 2011. They received harsh criticism for appearing with super short skirts that revealed their private parts.

Known as a singer with a unique style, PSY caused a stir by wearing a bodysuit that was very similar to Beyonce's.

Who can forget Jo Kwon's (formerly of 2AM) performance as a drag queen on stage? Because of that, he once denied accusations that he is a man who secretly enjoys dressing up as a woman.

N.O.M (Nature of Man) group is considered the craziest K-Pop idol of all time. It's all because of their actions and costumes they wear on stage.

Unlike the others, Girls Generation's costume is not criticized for being too sexy, but because of its design that is very similar to Dolce & Gabbana's fashion collection. It was so similar that they were accused of plagiarism.