On the advice of the squirrels, I picked up a bottle of Firefly Sweet Tea Vodka last week at Costco, where it was the ridiculously low price of $16.99 for a bottle. It's smooth, has a very nice sweet tea flavor (no lemon or mint, but you could add those if you like), and quite distinctive.
The bottle:

The glass:

Check it out, if you like tea, and vodka. If you dislike either tea or vodka, I'd suggest giving it a pass, as it offers nothing for you. Perhaps their muscadine vodka would be more your speed.
The bottle:

The glass:

Check it out, if you like tea, and vodka. If you dislike either tea or vodka, I'd suggest giving it a pass, as it offers nothing for you. Perhaps their muscadine vodka would be more your speed.