From "Doctor Who: Army of Ghosts (#2.12)"
According to the records, you're not one for traveling alone. The Doctor and his companion - that's a pattern, isn't that right? There's no point in hiding anything, not from us. So where is she?
Yes, sorry, good point. She's a bit shy that's all.
[the Doctor opens the door to the TARDIS, where Rose and Jackie are hiding and grabs Jackie, pulling her out
But here she is, Rose Tyler. She's not the best I've ever had. Bit too blonde. Not too steady on her pins. A lot of that
[the Doctor makes a movement with his hand to indicate she talks too much