Specify that your drive through order is to go 
Drive through the drive thru in reverse and let your passenger order 
Ask prices of everything on the menu then order something that you didn't ask the price for 
Pretend like your window is broken. Tell the employee this. Order with your door open pay with your door open. Roll down
the window and take the food through the window. 
Go to McDonalds and demand a big breakfast at 11:30 at night. Put up a fight. 
Pay for a large order in pennies and nickels unwrapped 
When asked if they can take your order, tell them you are just window shopping and drive on 
Laugh sadistically when asked if you would like ketchup 
Ask how they fit into that little box 
If they make you wait, make them wait when they come back on 
Demand to speak to the manger. When he comes on, complain that you did not like the way the employee said "May I take
you order?" 
When asked if they can take you order say "No, why can't I take yours?" 
If they aske you to wait. Order anyway and keep doing it till they yell at you 
Pretend like your car broke down. Ask for assistance in moving it. When they come out, drive away 
Tell them you have to use the bathroom 
Order a cup of water and two napkins. That's it 
Don't order when they come on. Just sit there. If a line forms behind you, ger out of the car and cause a scene 
When they hand you your food, hand them a bag back with all the trash form your car in it 
Just stare at them when you pay and get your food. Don't break your stare 
Honk your horn the whole way through the line