Originally Posted by TimCypher:
“If I recall, in 'Forest Of The Dead', there was a line of dialogue where Lux shouted at the Doctor and River Song to stop behaving like a married couple.
The Doctor then looked at River Song as if the penny had just dropped, and River Song shuffled nervously.
That's the reason for the speculation. If you watch the scene, I'd say the insinuation from the expressions on their faces was very clear.
Regards,
Cypher”
Yep that scene is so cute -their faces are a picture

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Originally Posted by Cel1084:
“Exactly the only time he would tell someone his name, to save there life.”
Why did Ten say say to her only one time he could though ...he really made it sound like he is not able to tell his name unless this one thing whatever it is is happening ..