| ID | Interpret | Skladba | Album | |
| 91. | Kari Haley | The Signal, Season 2 #18.5, 4th October 2006 | The Signal - www.serenityfirefly.com |  |
| 92. | Boulevard | Octane Lovers | Signal (2004) | |
| 93. | Circulatory System | Overjoyed | Signal Morning |  |
| 94. | Bhupinder Singh | 09. Na Jis Din Teri Meri Baat Hoti Hai - II | Traffic Signal | |
| 95. | Les Howard and Kari Haley | Reflected Signals - Shepherd Book Revisited | The Signal - www.serenityfirefly.com | |
| 96. | Zerogoki | Saya | [Signal Zero 004] Geofront | |
| 97. | Nick and Ben Edwards | The Signal, Season 3, #13.5, 28th July 2007 | The Signal - www.serenityfirefly.com | |
| 98. | The Signal Crew | The Signal Season 5 Promo | The Signal - www.serenityfirefly.com | |
| 99. | Les Howard and Kari Haley | The Signal, Season 3, #7, 12th April 2007 | The Signal - www.serenityfirefly.com | |
| 100. | Les Howard and Kari Haley | The Signal, Season 4, #12, June 17, 2008 | The Signal - www.serenityfirefly.com | |
| 101. | Hariharan & Sangeet Haldipur | Yeh Zindagi Hai To Kya Zindagi Hai | Traffic Signal | |
| 102. | Circulatory System | Round Again | Signal Morning | |
| 103. | Circulatory System | - | Signal Morning | |
| 104. | Bhupinder Singh | 09. Na Jis Din Teri Meri Baat Hoti Hai - II | Traffic Signal | |
| 105. | Bhupinder Singh | Na Jis Din Teri Meri Baat Hoti Hai | Traffic Signal | |
| 106. | The Cast of Lancelot Biggs: Spaceman | Random Singal Bonus Episode 001 - Lancelot Biggs: Spaceman | Random Signal | |
| 107. | Nusrat Fateh Ali Khan | 12. Tere Bin Nahin Lagda | Traffic Signal | |
| 108. | Nusrat Fateh Ali Khan | Tere Bin Nahin Lagda | Traffic Signal | |
| 109. | Circulatory System | Overjoyed | Signal Morning | |
| 110. | Jeremy Neish and Brian Wiser | The Signal, Done the Impossibl | The Signal - www.serenityfiref | |
| 111. | J. D. Ravatt | January Bonus Show, 4th January 2006 | The Signal - www.serenityfirefly.com | |
| 112. | Circulatory System | Overjoyed | Signal Morning | |
| 113. | Circulatory System | Overjoyed | Signal Morning | |
| 114. | www.songs.pk | Tere Bin Nahin Lagda - Nusrat Fateh Ali Khan | Traffic Signal | |
| 115. | Wayne Hutchinson | The Signal, Season 4, #20.5, November 11, 2008 | The Signal - www.serenityfirefly.com | |
| 116. | Hariharan, Sangeet Haldipur | 02. Yeh Zindagi Hai To Kya Zindagi Hai | Traffic Signal | |
| 117. | Dishwater Psychics | Warning Patterns | The Signal Will Fade | |
| 118. | The Signal Crew | The Signal, Promo #5 | The Signal - www.serenityfirefly.com | |
| 119. | Les Howard and Kari Haley | The Signal, Firefly Primer | The Signal - www.serenityfirefly.com | |
| 120. | Les Howard and Kari Haley | Reflected Signals - Adam Baldwin Interview | The Signal - www.serenityfirefly.com | |
