| ID | Interpret | Skladba | Album | |
| 31. | Chris Scott | 150 UK Wine Show 150 Kive-ex and index with James Miles | UK Wine Show |  |
| 32. | Alex Wunschel | Blick 151 auf ÖVP iReport : Social Media Index : Köbberling | Tellerrand | |
| 33. | Chris Scott | 150 UK Wine Show 150 Kive-ex and index with James Miles | UK Wine Show | |
| 34. | Gene S. | AMIR Crackpot Index: Alternative Medicine Version | http://www.theshallowgenepool.com/podcast amir.htm | |
| 35. | Gene S. | AMIR Crackpot Index: Alternative Medicine Version | http://www.theshallowgenepool.com/podcast amir.htm | |
| 36. | Mark Yeandle interviewed by Alexander Osterwalder | Mark Yeandle on the Global Financial Centres Index | podcast series privatebankinginnovation.com | |
| 37. | Dj.Gonzales | Retro Classics MINDEN SZOMBATON AZ INDEX CAFEBAN V�RUNK NY�REGYH�Z�N! | | |
| 38. | METAL Injection Guerilla Radio: The Entropy League | Neaera / Slayer / Misery Index / The Absence / God Dethroned / Cryptopsy / Dragonlord | Episode 54: Absent | |
| 39. | Alex Wunschel | Blick 178 ARD-ZDF-Onlinestudie, Playboy-Verlosung, Twitter Brand Index und Facebook-Gangster | Tellerrand | |
| 40. | Various Speakers | Conflict Prevention and Resolution Forum: The Global Peace Index: Its Value and Implications, and the Next Steps | Johns Hopkins SAIS Events - Summer 2007 | |
| 41. | i-potato featuring Gun Hill | Hard Headed Mutha | i-potato music | |
| 42. | George Williams and Bessie Brown | Hard Headed Gal | Complete Recordings Vol. 1 (1923-1925) | |
| 43. | Alex | Hard Headed Woman | ccMixter | |
| 44. | The Parlor Mob | Real Hard Headed | And You Were A Crow |  |
| 45. | Wanda Jackson | Hard Headed Woman | Queen Of Rockabilly |  |
| 46. | Elvis Presley | Hard Headed Woman | Elvis Presley 50,000,000 Elvis Fans Can't Be Wrong | |
| 47. | Garage A Trois | Hard Headed Rio aka Rio Cuca Dura > Interpretive Ape Dance | 2005-08-03 - Fox Theater | |
| 48. | Garage A Trois | Hard Headed Rio aka Rio Cuca Dura > Interpretive Ape Dance | 2005-08-03 - Fox Theater | |
| 49. | ELVIS | Hard Headed Woman - Heartbreak Hotel - Jailhouse Rock | Elvis Casio and his Karaoke Hound Dog Revue | |
| 50. | North Mississippi Allstars | Mutha | Antones 2009-01-17 | |
| 51. | Sean McMenemy | MMN ep:016 Because you're Mutha said so! | | |
| 52. | GasMask | 14 days to the mutha | in the can | |
| 53. | GasMask | 14 days to the mutha | in the can | |
| 54. | King Friday | Backseat Mutha | Enter The King | |
| 55. | GasMask | 14 days to the mutha | in the can | |
| 56. | MC Hammer | Turn This Mutha Out | MC Hammer's Greatest Hits | |
| 57. | MOODY aka MOODYMANN | Freeki Mutha F Cker | Det Riot '67 | |
| 58. | GBT | Burn Mutha Fucka V2 | Burn Mother Fucker | |
| 59. | Papa Grows Funk | Medley: Mutha' Funk Y'all/Thank You Falletinme Be Mice Elf Again | 2005-10-22 - The Blind Tiger | |
| 60. | Papa Grows Funk | Medley: Mutha' Funk Y'all/Thank You Falletinme Be Mice Elf Again | 2005-10-22 - The Blind Tiger | |
