[using the sonic to block out calls to river from the real doctor]
[Private] River, listen to me. There is a double of me! He looks just like me, but I managed to get away. I still have my sonic but he got to Rory before me... they have the TARDIS. I don't know what to do, River! You're the only one I could think of to help me besides Jack...
While checking out the cabins beforehand we found two computers and a couple of other devices, along with this working connection. Devices will be handed out but computers will be kept in the main one.
Don't abuse it either or privileges can be revoked.