This is Gallifrey: Our Childhood, Our Home

"" was a piece of music written by Murray Gold for Doctor Who. It appeared throughout the series 3 finale, Utopia/The Sound of Drums/Last of the Time Lords. It was rearranged for The Doctor's Daughter and The End of Time. Other rearrangements play in The Name of the Doctor and The Time of the Doctor.

Doctor Who

 * Utopia
 * The Tenth Doctor meets Professor Yana
 * The Doctor fixes Yana's machine
 * Yana tells the Doctor about his alleged childhood
 * Yana begins regaining his memories of his true identity
 * The Sound of Drums
 * The Doctor, Martha Jones, and Jack Harkness run for their lives
 * The Doctor describes Gallifrey and the source of the Master's insanity
 * Last of the Time Lords
 * The Master dies in the Doctor's arms and refuses to regenerate
 * The Doctor's Daughter
 * The Doctor describes how Gallifrey was destroyed in the Last Great Time War
 * The End of Time
 * The Master talks to the Tenth Doctor about their childhood's on Gallifrey and what they have become.
 * Rassilon and the Time Lords meet on Gallifrey to discuss the war
 * The Name of the Doctor
 * The First Doctor steals the TARDIS on Gallifrey and runs into Clara Oswald. Clara encounters multiple other incarnations of the Doctor
 * Clara tells the Eleventh Doctor about the message she received regarding Trenzalore
 * The Time of the Doctor
 * The Time Lords send the Eleventh Doctor a new regeneration cycle through a crack in time as he is about to die.