 Aguilera originally considered servicing the track " Glam " as the lead single from Bionic . However , after the conclusion of a day @-@ long countdown on her website on March 23 , 2010 , it was announced that " Not Myself Tonight " would be released as the official lead single instead . The single cover was simultaneously released , featuring a black @-@ and @-@ white image depicting Aguilera as a devil , dressed in a black leather suit with devil ears and a tail . Tamar Anitai from MTV Buzzworthy compared Aguilera 's look on the cover to Madonna and Lady Gaga . The lyrics of " Not Myself Tonight " were released the following day , and an eighteen @-@ second snippet of the song was previewed on March 26 . On March 30 , the track was streamed in its entirety through Aguilera 's official website . The single officially impacted US contemporary hit radio on April 6 , 2010 . 
