The Doctor takes Donna out on her first proper venture in the TARDIS, and while they thought they were headed to ancient Rome, they ended up in Pompeii on Volcano Day. Does Donna's character turn on a dime when thousands are in peril, and is this is the true beginning of the Time Lord Victorious arc? Grab a water pistol, stuff's on fire. Send us your questions for our next episode on the Spotify app, or over on Twitter: @kasterpod.