 " <unk> " received positive reviews from contemporary critics , who declared the track the strongest song on Confessions on a Dance <unk> . Some critics also commented on the song 's disco @-@ influenced beats while comparing it to Madonna 's older dance songs . It achieved commercial success , topping the singles charts in Italy , Spain , Romania and the United Kingdom , where it became Madonna 's twelfth number one single . Elsewhere , the song was a top ten hit . However , in the United States , the song did not perform well due to an <unk> on radio but was able to reach the top of Billboard 's dance charts and became one of the decade 's most successful dance hits . 
