In een uitzending van Voetbal International bracht Wilfred Genee ter sprake dat Johan een cd heeft samengesteld genaamd "Muziek voor volwassenen". In zijn wekelijkse radioprogramma op Radio Rijnmond draait hij geregeld blues-, country- en soulnummers. Hieronder staat de inhoud van de cd vermeld.

De dubbel-cd is onder andere te koop bij bol.com.

Disc 1
1. Eddie Floyd - Knock On Wood
2. P.P. Arnold - The First Cut Is The Deepest
3. Joe South - The Games People Play
4. The Dixie Cups - Chapel Of Love
5. Buddy Holly - Rave On
6. The Yardbirds - Heart Full Of Soul
7. James Brown - Georgia Lina Version 1
8. Elvis Presley - Love Me Tender
9. Billie Jo Spears - Blanket On The Ground
10. Chuck Berry - Johnny B. Goode
11. Bobby Hebb - Sunny
12. Tony Burrows Of Brotherhood Of Man - United We Stand
13. Freddy Fender - Silver Wings
14. Nina Simone - Ain't No Use
15. Merle Haggard - Okie From Muskogee
16. Johnny Winter - Out Of Sight
17. Randy Vanwarmer - Just When I Needed You Most
18. Skeeter Davis - I Can't Stop Loving You
19. Waylon Jennings - Dream Baby
20. Eric Burdon - House Of The Rising Sun

Disc 2
1. Percy Sledge - Bring It On Home To Me
2. Sandy Posey - Born A Woman
3. Kenny Rogers - Just Dropped In (To See What Condition My Condition Was In)
4. The Drifters - On Broadway
5. The Everly Brothers - Kentucky
6. Fortunes - Freedom Come, Freedom Go
7. Little Richard - Tutti Frutti
8. Johnny Cash - I Walk The Line
9. Lynn Anderson - Rose Garden
10. Ray Charles - Ray Charles Blues
11. Wilson Pickett - Give Your Lovin' Right Now
12. Gerry & The Pacemakers - Don't Let The Sun Catch You Crying
13. Conway Twitty - It's Only Make Believe
14. Ike & Tina Turner - Something
15. George Jones - A Good Year For The Roses
16. Mike Bloomfield - Women Lovin' Each Other
17. Joe Dolan - Make Me An Island
18. Rod Stewart - So Much To Say
19. Fleetwood Mac - Man Of The World
20. Chris Farlowe - Out Of Time