With the probable return of Mikki Moore we have on our hands the latest in a long line of 2 time Celtics (guys who who were Celtics, played elsewhere, then returned).
I believe the last was none other than Mr. Bring Back himself, Antoine Walker.
This list has probably been done before, but in the spirit of the never ending Bring Back Twoine threads lets recall the 2 Time Celtics:
After the two mentioned I'll start with everyone favorite:
Mark Blount