While tending to the new community garden, Leslie and Tom discover someone has planted marijuana among the vegetables. In an effort to catch the people responsible, they pull an all-night stakeout. With Leslie's permission, Ann decides to go on a date with Mark.
 

Leslie is nervous about her first date with Dave, so Ann takes her on a practice date to help her prepare. Meanwhile, after a local councilman is caught up in a sex scandal, Tom, Ron, April and Mark decide to see who can uncover the worst dirt on each other.