River Song’s Future Sonic Screwdriver
The mysterious, curly-haired, and wee-bit-crazy River Song waltzed into The Doctor’s life in the episode “Silence in the Library.” She was even wielding a sonic screwdriver, which she claimed was given to her by The Doctor himself. Of course, The Doctor remembers nothing of that encounter because it hasn’t happened yet. Their timelines will continue to intersect at odd moments, with River’s stream going one way and The Doctor’s going the other
