It's Mother's Day and the spies decide to take their moms to an exclusive spa to celebrate. Once they get there, however, the girls notice that their moms have begun to act quite strangely. In fact, it quickly becomes apparent to the spies that their moms are trying to kill them! It turns out that their moms are being controlled by the spies' old foe, Mac Smit. Can the girls stop Scam and save their mommies in time to enjoy some spa time? In a b-story, Jerry goes to England to spend Mother's Day with his mum.