Template:Infobox song "Sky" was a demo created during the Hybrid Theory sessions. Its beat was reused on "Crawling". The demo was leaked online in June 2019.
Versions
Note: Only the date of the very first release of each version is listed.
| Title | Album | Length | Recorded | Released | Notes |
|---|---|---|---|---|---|
| Sky2 | Hybrid Party Of A Thousand Things | 3:31 |