Toni blackmails Mike into meeting her parents; Jan dates a cop with a secret; Tommy courts a rageaholic.

Pip and Adina celebrate their 25th anniversary with a no-smoking, no-drinking barbecue attended by church friends, the squad, Mike, Karen and Toni; an impromptu bar and a brawl break out soon after in the backyard.

Toni threatens to tell Karen about her affair with Mike; Frank is hospitalized with chest pains; the squad investigates an elderly man who may have killed his wife.