Sarah Chalke

A gas tanker explodes on a Seattle highway, causing multiple injuries -- including paramedic Matthew; Meredith and Jo help a frantic mother (Sarah Chalke) whose child is suffering from a mysterious illness; and Owen bonds with a young boy whose parents are in critical condition. Meanwhile true colors are revealed when Alex is forced to work with Jo's boyfriend on an ailing patient.

Oso is to deliver a briefcase to Professor Bufo who is on a submarine. In order to get there, Oso must use various vehicles. Dotty and Wolfie are on call if he needs help, but Oso thinks he can complete the mission by himself. But when he tries to land the Space Jet in the water,it sinks. That's when Paw Pilot calls in a special alert. A boy in Sheetrock Hills, David, wants to learn to ride a bicycle his cousin gave him. However, is mother couldn't teach him because of her broken foot. Not only that, the bike is broken too. So, David calls Handy Manny and his tools to help him and Oso fix the bike for Bike Day in the park. That's when Oso learns a lesson about asking for help and working together.

Bobby falls for Travis photography proffesor Angie, but Travis does not want to introduce them. Laurie falls for a guy via twitter, a soldier from Iraq. Meanwhile, Jules and Andy prepare for war against an unruly gang of kids on bikes who are terrorizing them.

Marina is swept up in a tornado and finds herself in a strange new world. She meets little Juniorkins, a goofy good witch, a not-so-smart scarecrow, an emotionless tin woodswoman, and a scaredy-cat lion. Marina needs to find out how she can get home. So she journeys off to see the Wizard of Song in the Emerald City. But on her way, she meets a Bad Witch, who attempts to trap Marina and steal her sparkly shoes. Can Scarecrow, Tin, Woman, and Lion protect Marina from the Bad Witch? Will this Fresh Beat be stranded in this crazy world for the rest of her life?