Batman can go inside a store without Robin
Two letters.
A puppy eventually grows up and stops whining. Thanks to PuddinHead742 for this one.
Because the stores advertise "Back to Back" savings.
Because it's wal-mart.
Coach
Batman can go in a store without Robin.
They don't like rich people in Robin's hood
Flatman and Ribbon!
Flatman and Ribbon
A bird who steals!