Steep tea in 2 cups boiling water for 10 minutes. Place remaining 3 cups boiling water in a 9x13 inch pan. Stir in sugar until dissolved. Stir in lemonade concentrate, orange juice concentrate, and brandy. Remove tea bags and stir tea into mixture. Freeze overnight.
To serve, scoop desired amount into glass, then fill glass with lemon-lime soda, and stir.