Rose (Doctor Who episode) costume of a battered leather jacket was in Davies' original pitch, but the clothing also went with Eccleston's desire not to have clothes dominating his time on the show. The Ninth Doctor's clothes do not dominate him, but rather create a simple silhouette and an "action man" vibe. Billie Piper's casting as Rose Tyler was announced in May 2004. According to executive producer Julie Gardner, former pop star Piper "fits the bill perfectly" as a "unique, dynamic partner for Christopher Eccleston". Davies described Rose as "the ordinary person who stumbles into something extraordinary and finds herself their equal." Camille Coduri
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