During Malloy's birthday, he lets Reed know he does not enjoy surprise parties, but becomes increasingly suspicious and believes the others are actually planning a surprise party, much to his chagrin; it is soon revealed that is not the case. Meanwhile, Sgt. MacDonald warns the officers about a rash of robberies using milk crates to break store windows; during a routine traffic stop, Reed notices a milk crate in the back of a car and surreptitiously marks it for identification later, and the th...