Clumsy (Britney Spears song)

Joey. Britney Spears drops intense electro banger 'Clumsy'. 娛樂周刊. 2016-08-11 [2017-03-10]. （原始内容存档于2016-08-12）.  Kickham, Dylan. Britney Spears to release

(video interlude) "Me Against the Music" "Gimme More" "Clumsy（英语：Clumsy (Britney Spears song)）" / "Change Your Mind (No Seas Cortés)" "Scream & Shout"

2013-06-18 [2013-06-20]. （原始内容存档于2021-01-24）.  Lipshutz, Jason. Britney Spears Records New Song For 'Smurfs 2' Soundtrack. Billboard. 2013-04-17 [2013-04-30]