Reply #34: FYI, the grammar police say that it's "one and the same", not "one in the same":

[kath]

:-)

A common mistake.

http://www.stanford.edu/~armin/courses.guidelines.html
Avoid these common mistakes:
all intents and purposes, not all intensive purposes
input, not imput
deep-seated, not deep-seeded
free rein, not free reign
tenets (principles), not tenants
one and the same, not one in the same
spit and image, not spittin’ image
complement (add to), not compliment