Senarai lagu dalam single It's_Oh_So_Quiet

Cakera padat 1 UK dan Eropah

  1. "It's Oh So Quiet"
  2. "You've Been Flirting Again" (Mix Flirt Is A Promise)
  3. "Hyperballad" (Mix Over The Edge)
  4. "Sweet Sweet Intuition" (Remix eksklusif)

Cakera padat UK 1 dan Eropah, keluaran Australia serta Jepun (biasa dan promo)

  1. "It's Oh So Quiet"
  2. "Hyperballad" (Versi kuartet Brodsky)
  3. "Hyperballad" (Mix Girls Blouse)
  4. "My Spine"

Kaset UK

A1. "It's Oh So Quiet"
A2. "You've Been Flirting Again" (Mix Flirt Is A Promise)
B1. "It's Oh So Quiet"
B2. "You've Been Flirting Again" (Mix Flirt Is A Promise)

Video promo UK, Amerika Syarikat dan Eropah

  1. "It's Oh So Quiet"

Kaset Australia dan cakera padat Eropah

  1. "It's Oh So Quiet"
  2. "You've Been Flirting Again" (Mix Flirt Is A Promise)

Cakera padat promo Australia dan Eropah serta promo Amerika Syarikat

  1. "It's Oh So Quiet"

Kaset dan cakera padat Amerika Syarikat

  1. "It's Oh So Quiet"
  2. "You've Been Flirting Again" (Versi Bahasa Iceland)

Promosi Amerika Syarikat

  1. "It's Oh So Quiet"
  2. "I Go Humble"
  3. "Charlene"

Nota: Keluaran single promosi cakera padat ini merupakan bagi radio kolej Amerika Syarikat[1].