| ID | Interpret | Skladba | Album | |
| 91. | Pal Satpal | Yaadan - www.Songs.PK | Challenge To Gurdas Maan |  |
| 92. | Dripping, Sopping: A Saturation Celebration | ROCK FACTORY | (tba) - RPM Challenge postmarked version | |
| 93. | Will D. Jones | IEEE Toilet Water | Global Water Challenge | |
| 94. | Carter Conlon | The Last Day Image of Christ | ©2008 World Challenge, Inc | |
| 95. | dan j | I Never Cook With a Recipe | Giraffecycle Mixtape Challenge | |
| 96. | Dripping, Sopping: A Saturation Celebration | DO YOUR PARENTS KNOW?!!!!? | (tba) - RPM Challenge postmarked version | |
| 97. | Dripping, Sopping: A Saturation Celebration | RE: STEVE ALBINI | (tba) - RPM Challenge postmarked version | |
| 98. | Pal Satpal | Chhale - www.Songs.PK | Challenge To Gurdas Maan | |
| 99. | Digital Audio Productions | China Challenge | Documentary - China Challenge | |
| 100. | Pal Satpal | Taddi - www.Songs.PK | Challenge To Gurdas Maan | |
| 101. | Pal Satpal | Challenge - www.Songs.PK | Challenge To Gurdas Maan | |
| 102. | Pal Satpal | Yaar - www.Songs.PK | Challenge To Gurdas Maan | |
| 103. | Carter Conlon | When Lions Have Nothing More To Say | (C)2008 World Challenge, Inc. | |
| 104. | Francesco Ferorelli | IEEE Jordan Water | Global Water Challenge | |
| 105. | Carter Conlon | The Willingness to Love | ©2008 World Challenge Inc. | |
| 106. | Joe Dolce | Thriller | Triple M Musical Challenge | |
| 107. | Bal�n | Berceuse | 8 Bit Collective 48 Hour Challenge | |
| 108. | Curtiss Hammock | random category.aif | Visudyne Eye-Q Challenge Original Score | |
| 109. | Curtiss Hammock | instructions vo.aif | Visudyne Eye-Q Challenge Original Score | |
| 110. | IndyCar Series | SunTrust Indy Challenge Post Qualifying Press Conference - June 26, 2009 | 2009 SunTrust Indy Challenge | |
| 111. | Curtiss Hammock | countdown.aif | Visudyne Eye-Q Challenge Original Score | |
| 112. | Curtiss Hammock | score.aif | Visudyne Eye-Q Challenge Original Score | |
| 113. | Amiri Baraka | Amiri Baraka | Cross-Cultural Poetics #141 Challenge | |
| 114. | Amiri Baraka | Amiri Baraka | Cross-Cultural Poetics #141 Challenge | |
| 115. | Curtiss Hammock | main theme.aif | Visudyne Eye-Q Challenge Original Score | |
| 116. | Curtiss Hammock | instructions intro.aif | Visudyne Eye-Q Challenge Original Score | |
| 117. | PDXK Productions | swc6-pinotgris | Steve's Ten Dollar Wine Challenge | |
| 118. | benchun | Old Fashioned Morphine - benchun 2-Hour Remix | bEATS Langton Labs 2-Hour Remix Challenge | |
| 119. | Dr. Toast | Old Fashioned Morphine - Dr. Toast 2-Hour Remix | bEATS Langton Labs 2-Hour Remix Challenge | |
| 120. | Donna Loren | Muscle Bustle | Challenge 59237; wr. Roger Christian, Gary Usher & Brian Wilson |  |
