You know you've been playing too much GT3 when...

[Victor Vance]

You ram people with your cart because they are going too slow.
You add full racing suspension to a shopping cart
You add a stage 4 turbo and a racing tranny to a shopping cart
You take those motorized scooters around the mall and try to make the tightest corner going into a store and ''accidentally'' take out their stealing censors

I've done all of that a ocuple times
(although the 'rammings' were accidents)

You forgot knocking over a tower of jars