Spy Little Sister! (S02E17)

S02E01 The Phineas and Ferb Effect S02E02 Snow Way Out S02E03 Teacher Feature S02E04 Picture Day S02E05 Agee Ientee Diogee S02E06 Game Night S02E07 Pace Makes Waste S02E08 Cake Splosion' S02E09 Lady Krillers S02E10 Doof's Day Out S02E11 Disco Do-Over S02E12 The Ticking Clock S02E13 Managing Murphy’s Law S02E14 Milo’s Shadow S02E15 Sick Day S02E16 Field of Screams S02E17 Spy Little Sister! S02E18 Dog Walker, Runner, Screamer S02E19 Now I Am a Murphy S02E20 Freefall S02E21 Milo's World S02E22 Abducting Murphy's Law S02E23 The Goulash Legacy S02E24 The Dog Who Knew Too Much S02E25 Adventure Buddies S02E26 Ride Along Little Doggie S02E27 Look at this Ship S02E28 Cast Party S02E29 Safety First S02E30 Cavendish Unleashed S02E31 First Impressions S02E32 The Speech and Debate League of Death and Destruction Cross Town Explosion Event S02E33 The Mid-Afternoon Snack Club S02E34 Parks and Wreck S02E35 Escape S02E36 Milo in Space S02E37 Sphere and Loathing in Outer Space