Recap of clues to the story ard so far...Episodes 1-7

Episode 1: Partner's in Crime -
1. Donna tells the Doctor about the bees disappearing
2. At the end, you see Donna talking to a blond woman who then turns around and reveals herself as Rose Tyler, then she turns and walks away disappearing into thin air

Episode 2: The Fires of Pompeii -
1. Evelina mentions The Medusa Cascade
2. Lucius says to the Doctor that she is returning
3. Lucius tells Donna there is something on her back

Episode 3: Planet of the Ood -
1. The Ood tell the Doctor that his song must end soon

Episode 4: The Sontaran Stratagem -
1. Donna is flying the Tardis and She nor the Doctor can believe she is doing it
2. The Doctor tells Donna he was wanting to take her to The Medusa Cascade

Episode 5: The Poison Sky -
1. Rose is seen trying to contact the Doctor in the TARDIS

Episode 6: The Doctor's Daughter -
1. The Doctor mentions and tells Donna bout him being a father once and continues to talk about his family
2. Jenny turns out to be like him and comes back alive
3. Martha is happy to be home and looks at her ring...Could this fiancee be an enemy???

Episode 7: The Unicorn and the Wasp -
1. Donna mentions the bees again saying "1926 and they still got bees".

I will keep you updated as I find more clues