The Lake Monster (S04E21)

S04E01 Welcome to McStuffinsville S04E02 First Day of Med School S04E03 Stuffy Gets His Scrubs S04E04 Night Shift S04E05 Check-Up Chilly S04E06 Project Nursery Makeover S04E07 Stuffy's Ambulance Ride S04E08 Made to Be a Nurse S04E09 Rescue at the Ranch S04E10 CeCe's First Bath S04E11 The Most Impatient Patient S04E12 Chilly's Snow Globe Shakeup S04E13 Hoarse Hallie S04E14 A Lesson in Diagnosis S04E15 Karaoke Katie's Opening Night S04E16 Nikki's Night in the E.R. S04E17 Royal Buddies S04E18 Bouncy House Boo Boos S04E19 The Best Therapy Pet Yet S04E20 The Mayor's Speech S04E21 The Lake Monster S04E22 Chuck Learns to Look! S04E23 Birthday Party Emergency S04E24 Camille Gets Over the Hump S04E25 Willow's Wonky Whiskers S04E26 Into the Hundred Acre Wood S04E27 Mole Money, Mole Problems S04E28 Yip, Yip, Boom S04E30 Triceratops Trouble S04E32 Waddly's Huggy Overload S04E33 Lambie Stuffy Switcharoo S04E34 The Sleepwalking King S04E35 Count Clarence's Daytime Adventure S04E36 Dixie Gets Glued S04E37 Lambie and the McStuffins Babies S04E38 The Emergency Plan S04E39 What a Quack S04E41 Mermaid in the Midfield S04E42 Whole Lotta Hula S04E43 Daisy Makes the Call S04E45 On a Roll! S04E47 Stuffy's Wild Pet