"
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.