“Oh!” is the lead single from Oh!, the second studio album by South Korean girl group Girls’ Generation. The single was digitally released on January 25, 2010 and came to be a huge hit song in South Korea. The group used a cheerleader concept for the song’s promotional activities. The song hit #1 on various charts, and won several times on the Korean music chart shows Music Bank and The Music Trend. The song ranked #4 on Gaon Chart Top 10 Digital Songs of the Year and it was also the second best selling single in that year, selling over 3.3 million copies. Music site Monkey3 named “Oh!” the best song in 2010.
“Oh!” was remade as a Japanese song for the group’s second single titled, “Oh!”, from their second Japanese album Girls & Peace.. It was their fifth Japanese single. The music video for “Oh!” was released on September 14, 2012.