It's important to pay your fair share of things.
Weston is at lunch with his three friends.
Weston wants to get home in time for his favorite television show.
Before the check arrives, Weston tells his friends he has to get going, and he rushes home after putting $40 on the table.
Before the check arrives, Weston tells his friends he has to get going, and he rushes home without paying.
Weston's friends see that he left more than enough and come to his house with a twelve pack of beer.
Weston's friends do not invite him to lunch anymore.