[5] "The Leaders", which featured Teddy and CL, referenced Girls' Generation's song "Gee", Kim Kyu Jong (of SS501)'s "Wuss Up", and 2NE1's "I Don't Care".

G-Dragon was accused of plagiarism by Sony Music, as his tracks "Heartbreaker" and "Butterfly" were thought to be similar to Flo Rida's "Right Round" and Oasis's "She's Electric", respectively.

On September 21, 2009, Sisa Magazine, a news program on MBC, stated that officials from Sony reportedly sent YG Entertainment warning letters about plagiarism.

[9] On March 6, 2010, YG Entertainment announced that they personally contacted Flo Rida's representatives and that he will appear as a featured artist in a new version of "Heartbreaker", to be released as a bonus track on G-Dragon's concert album Shine a Light.

On May 22, G-Dragon appeared as a special guest at Flo Rida's concert in Korea and performed the new version of "Heartbreaker".