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  7. BACK IN TIME

Unreleased era

BACK IN TIME

K-391 · 9 tracks · 35 min

Listen on unreleased.worldAll K-391 projects

BACK IN TIME is one of the 7 eras on the community K-391 tracker, which runs from COMPILATION to OVERTURE. The tracker places it after SUNSHINE and before OVERTURE. unreleased.world has 9 tracks from it: all 9 full songs — 35 min of music in all.

The tracker dates these leaks to 2016.

“Atlantic Happiness” is the longest at 4:37.

Its tracks play in full with Premium.

The community tracker documents all of these 9 tracks, with leak dates for every track; it is in the tracklist below.

  • Previous eraSUNSHINE
  • Next eraOVERTURE
  • K-391 unreleased songs and leaks

Tracklist

  1. 1Back In TimePremiumLeaked 2016-04-26 · Full CDQ3:43
  2. 2UniversePremiumLeaked 2016-01-30 · Full CDQ4:26
  3. 3EarthPremiumLeaked 2016-01-30 · Full CDQ3:53
  4. 4BuoyancyPremiumLeaked 2016-01-30 · Full CDQ4:33
  5. 5Dinoco 2016PremiumLeaked 2016-04-19 · Full 3204:00
  6. 6Atlantic HappinessPremiumLeaked 2016-06-24 · Full 3204:37
  7. 7Tyvedans 2016PremiumLeaked 2016-07-23 · Full 3202:17
  8. 8Electro House 2016PremiumLeaked 2016-09-09 · Streaming3:19
  9. 9Grenland SeahawksPremiumLeaked 2016-11-04 · Full CDQ3:52

Play BACK IN TIME in the player— in order, in full with Premium.

All 6 K-391 eras

In the order the community tracker lists them.

  1. Keosni39111 tracks
  2. FIRE!20 tracks
  3. OUTDOOR CHALLENGE3 tracks
  4. SUNSHINE20 tracks
  5. BACK IN TIMEthis page
  6. OVERTURE25 tracks

All 6 projects on the K-391 tracker

More unreleased eras

From other trackers on unreleased.world.

  • FreakaliciousChase Icon · 6 tracks
  • STRAWBERRY LEMONADEChase Icon · 1 track
  • Collaboration with J. ColeTop Dawg Entertainment · 6 tracks
  • Look WomanTop Dawg Entertainment · 4 tracks
  • CamilaCamila Cabello · 59 tracks
  • FamiliaCamila Cabello · 41 tracks

Hear BACK IN TIME

9 tracks of unreleased K-391, in full with Premium.

Open in the player

Keep reading

Explainers

Unreleased, Leaked & Snippet Meaning: Music Slang Glossary

Guides

Where & How to Listen to Unreleased Music in 2026