Well I considered that especially the time whimey factor but I think Donna is aware that she wouldn't be the only one to travel with the Doctor and Amy knows there was others before her (missing scene of Time of Angels)and from her reaction she is intrigued so I thought it would be okay.
(no subject)
Date: 2011-05-08 05:29 pm (UTC)Now I really need to find a Amy/Donna icon