Could The Doctor's Sonic Screwdriver ever exist? Fact or Fictional is on the case.
(Star Wars, Doctor Who)
Didn't you know? The Sonicare toothbrush was modeled after this!
OMG Desu Desu so Cool!
So then she says, "Is that a hammer in your pants?
And I say, "No, it's my Sonic Screwdriver!"