| SONG TITLE | INITIAL SOURCE | SECOND SOURCE |
| Ain’t Gonna Like This | Kelly performed it live at the country radio seminar, 2/28/13 | Kelly Clarkson wrote it with Aben Eubanks |
| Bad Reputation | Confirmed for Piece By Piece – track #14 (deluxe edition only) | |
| Dance With Me | Confirmed for Piece By Piece – track #11 | |
| Fade Into You | Rumored to have been recorded by Kelly, late 2013 | |
| Go On | Examiner Interview with Kalisa Ewing, 6/11/13 | Ewing cowrote it; Kelly recorded it |
| Good Goes The Bye | Confirmed for Piece By Piece – track #13 | A songwriters demo is available |
| Heartbeat Song | Registered on ASCAP, April2014 | Released as the first single, January 13, 2015. |
| I Had A Dream | Confirmed for Piece By Piece – track #7 | |
| I Love You For Trying | Registered on BMI, December 2014 | |
| In Love Alone | Registered on BMI, December 2014; Unlikely to appear on album as it was already recorded and released by another artist in 2013. | |
| In The Blue | Confirmed for Piece By Piece – track #15 (deluxe edition only) | |
| Invincible | Confirmed for Piece By Piece – track #2 | |
| Let Your Tears Fall | Confirmed for Piece By Piece – track #8 | |
| Nostalgic | Confirmed for Piece By Piece – track #12 | |
| One Note | Registered on BMI, July 2013 | |
| Only You (Million Reasons) | Registered on ASCAP, October 2013 | |
| Piece By Piece | Confirmed for Piece By Piece – track #5 | Kelly revealed on twitter that it is the most personal song on the album |
| Prizefighter | Duet recorded with Trisha Yearwood for her album; could also appear on Kelly’s new record | |
| Run Run Run | Confirmed for Piece By Piece – track #6 | According to music insider’s tweet, this is the duet featuring John Legend |
| Second Wind | Confirmed for Piece By Piece – track #16 (deluxe edition only) | |
| Sensation | Rumored single for album | |
| Shadow | Fall 2014: Rumored single featuring Bruno Mars | Kelly revealed on Twitter that she has sang with her duet partner before, so it probably is NOT with Bruno Mars. |
| Some Love | Registered on ASCAP, October 2013 | |
| Someone | Confirmed for Piece By Piece – track #3 | |
| Take You High | Rumored to have been recorded, summer 2014; written by Maureen McDonald and Jesse Shatkin | Confirmed for Piece By Piece – track #4 |
| Tie It Up | Released as stand-alone country single, 6/8/13 | Could be rereleased on new album |
| Tightrope | Confirmed for Piece By Piece – track #9 | |
| War Paint | Confirmed for Piece By Piece – track #10 |