It was originally written soon after the band finished recording Clarity but before the label had finally decided to release the album.

"[4] The video for "Sweetness", directed by Tim Hope, depicts the band performing the song in a bedroom while apparently recording a demo cassette.

Compositing and various forms of animation (including stop-motion, rotoscoping, and computer animation) were used to add surreal elements throughout the video, as well as to show the band performing in different locations: a bar, a concert, and a recording studio.

Australian single (2002) Personnel adapted from CD booklet[5] ‡ Sales+streaming figures based on certification alone.

The song was also featured on the soundtrack for the EA Sports video game NHL 2003.