The "Arnold Palmer" is an iced tea mixed with what?

The Arnold Palmer is a non-alcoholic beverage that combines iced tea and lemonade. The name refers to the professional American golfer Arnold Palmer, who was known to often request and drink this beverage combination; some attribute the invention of the beverage to the golfer. An alcoholic version of the beverage (generally made with vodka) is often referred to as a John Daly.

Source: Wikipedia