The song's protagonist describes how he feels when he is away from the one he loves. The song contains the repetitive phrase "Give me a reason...".

The song debuted at #20 on the UK Singles Chart and at #25 on the Australian ARIA Chart. The music video shows Hayes performing in a diner and flashbacks of him and his lover. At the end, he is reunited with her. In Australia, a music video was also released for the Dallas Austin Mix. This video has the Australian actress Rose Byrne. The UK and European releases of the song included a version of the 1986 Peter Gabriel song "In Your Eyes".

• Australia

1. "I Miss You" (Dallas Austin Mix) – 3:28
2. "I Miss You" (radio edit) – 3:31
3. "Crush (1980 Me)" (Crush on Holiday Remix) – 4:24
4. "Where You Want to Be" (original demo recording) – 6:21

• UK CD1

1. "I Miss You" (radio edit) – 3:30
2. "Strange Relationship" (F3 Remix) – 3:50
3. "In Your Eyes" – 4:47
4. "I Miss You" (CD-ROM video)

• UK CD2

1. "I Miss You" (album version) – 5:31
2. "Where You Want to Be" (original demo recording) – 6:12
3. "I Miss You" (instrumental) – 3:31

• UK Cassette

1. "I Miss You" (album version) – 5:31
2. "Where You Want to Be" (original demo recording) – 6:12

• Europe

1. "I Miss You" (radio edit) – 3:30
2. "Strange Relationship" (F3 Remix) – 3:50
3. "In Your Eyes" – 4:47
4. "Insatiable" (acoustic) – 5:20
5. "I Miss You" (CD-ROM video)

Peak positions edit

• Darren Hayes – I Miss You music video
• Darren Hayes' official site