The four remaining couples have three dances to test their mettle. Each has a Latin dance and a part in a cha-cha relay, but most anticipated may be the Argentine tango. Carrie Ann has to relax in her role of lift police officer, as women’s feet can leave the dance floor. It’s the perfect blend of sex and sensuality, or as Len puts it, "The ballroom tango is the dance the husband does with his wife. The Argentine tango is the dance the husband does with his girlfriend."