Brew tea according to package directions in boiling water.

Place lemon halves (not juice), 3 cups of water and 1 cup of sugar in saucepan. Bring to a simmer. Continue simmering until sugar has dissolved. Remove from heat. Discard lemon halves.

Stir in vanilla extract and lemon juice.

Combine tea, lemon mixture, and pineapple juice in a large pitcher and chill.

Serve over ice.

For cocktails - add 1 oz of rum to each serving.

Garnish with sliced lemons and fresh mint if desired.