Coupons.com has a $0.75/1 gold Peak Tea coupon out for the smaller bottles! This should make for a great deal!
If you've got a store that doubles, this should make for free tea. If not, they go on sale for around $1 sometimes, so you could get some for a quarter.
Print it here (use zip 12345 if necessary) and look under the beverages category to find it quickly.