“Saved by the cell phone”

Remember me.
in The Doctor’s timeline, the events of The Angels Take Manhattan happened before The Power of Three
Broadway “Once” Backstage - May 21, 2013
He always looks different. I always know it’s him. Sometimes, I think I’m everywhere at once, running every second just to find him. Just to save him. But he never hears me- almost never. I blew into this world on a leaf. I’m still blowing. I don’t think I’ll ever land. I’m Clara Oswald. I’m the Impossible Girl. I was born to save the Doctor.

It is known the Doctor requires companions.