Doctor Who spin-offs the charity's 2005 appeal. This starred David Tennant as the Tenth Doctor and Billie Piper as Rose Tyler, and filled in a gap between the episodes "The Parting of the Ways" and "The Christmas Invasion". A third Children in Need special, but one that was part of the series' continuity, was produced for the charity's 2007 appeal. "Time Crash" starred David Tennant as the Tenth Doctor and Peter Davison as the Fifth Doctor, and filled in a gap between the episodes "Last of the Time Lords" and "Voyage of the Damned". This takes part directly after Martha leaves the TARDIS,
Music of the Spheres (Doctor Who) admiring composer Giacomo Puccini; and the Ninth Doctor dancing with Rose Tyler to "In The Mood" by Glenn Miller in "The Doctor Dances". In writing the episode, Davies expressed hope that "this mini-adventure [would show] that music can take any shape or form, whether it’s singing, or playing the recorder, or even the spoons." He states that "music can go anywhere, reach anyone, and make better people of us all. Just like the Doctor." The mini-episode was filmed on Saturday 3 May 2008, the last day of filming for Series 4 of "Doctor Who", in the BBC Wales studios at