Blue, Elton John – Sorry Seems To Be The Hardest Word (Radio Edit)
https://www.youtube.com/watch?v=OXqw6ERK09o
Elton John
Lionel Richie, Elton John, Phil Collins, Bee Gees, Eagles, Foreigner 
Soft Rock Ballads 70s 80s 90s
https://www.youtube.com/watch?v=NPeQQOEYOms
The Most Used Sound In Pop Music 
https://www.youtube.com/watch?v=pfI7QvJrelA
Lionel Richie, Elton John, Bee Gees, Journey, Billy Joel – Soft Rock Ballads 70s 80s 90s
https://www.youtube.com/watch?v=5AV2sYM_vjU