<Table> <Tr> <Td> "Picture to Burn" (2008) </Td> <Td> "Should've Said No" (2008) </Td> <Td> "Change" (2008) </Td> </Tr> </Table> <Tr> <Td> "Picture to Burn" (2008) </Td> <Td> "Should've Said No" (2008) </Td> <Td> "Change" (2008) </Td> </Tr> <P> "Should've Said No" is a song written and recorded by American singer - songwriter Taylor Swift . The song serves as the fifth and final single from her self - titled debut studio album . The song is about Swift addressing her former lover who cheated on her . It became her second number - one single on the Billboard Hot Country Songs chart, and was a Top 40 hit on the Billboard Hot 100 . In addition, "Should've Said No" has been certified platinum by the Recording Industry Association of America (RIAA). </P> <P> The song is included in the concert film Jonas Brothers: The 3D Concert Experience, and in the soundtrack to the movie . An alternate version of the song was released on her extended play Beautiful Eyes . As of November 2014, it has sold 1.4 million copies in the United States . </P>

Who is the song should've said no about