This question is hard to answer, especially from a die-hard Starbucks fan. But a few that you can never go wrong with include:
Pumpkin Spice Latte (Hot)
Iced Vanilla Latte (with a drizzle of caramel)
Sugar-Free Vanilla Latte (Hot)
Plain Iced Macchiato
Skinny Iced Latte with a shake of cinnamon on top of the drink