Jay Jay enjoys going to Lightning Bug Lake with Big Jake, but when Big Jake overhears Jay Jay telling his friends that his times with him are boring, he gets worried and starts making their trips more exciting. When Jay Jay doesn't keep up, both learn the lesson of being honest with each other, and nothing can take place of something else.

When Snuffy the Skywriter first arrives in Tarrytown, Jay Jay's friends are intent on showing him around, rather than plan the camping trip Jay Jay was anticipating. Jay Jay begins to get upset about everyone paying attention to Snuffy instead of him, until Brenda helps him learn that just because there's someone new, it doesn't mean no one can't stop being his friend.

Tracy longs to see a shooting star of her own, but when she misses it, she doesn't want to stop until she sees one. All doesn't go well until she turns to Brenda, when she learns waiting is worthwhile.

Jay Jay and his friends are preparing for a trip to the Rivertown Fair, but Herky suddenly comes down with Upsy Downosis, a cold that causes planes to fly upside down. Herky attempts to hide his illness from everyone so he won't stay home, until he learns it's best to let someone know you're not feeling well.

Jay Jay challenges Herky and Snuffy to a game of opposites one morning, and tries to stump Herky by thinking of what is the opposite of "Snuffy". Unable to figure out the answer, Herky turns to Old Oscar for advice and learns that sometimes he has to look at something a different way to figure things out.

Savannah promises Tracy to teach her how to do one of her famous sonic booms, but Tracy is so anticipated that she tries to do it herself. She ends up going too far and crashes, and soon learns that some things need to be learned with the help of an adult.

It's almost winter, and Jay Jay is worried his butterfly friend Breezy won't find his way home in time. Later when a big chill hits, Jay Jay is taken on a trip through the hills, where he learns that nature can take care of itself.

Tracy hears some mysterious singing coming from Smiling Meadow, but can't figure out who or what is causing it. With the help of her friends, Tracy searches for the source of the music and learns there is always an answer to a mystery and has to keep trying until she finds out.

When traffic grows at Tarrytown Airport, Brenda has the fleet take turns so they don't get in each other's way, but this eventually causes everyone to be slow. Jay Jay decides to get Old Oscar's traffic-controller friend Captain Hightower to fix the mess, and he soon learns that even the most impossible problem can be fixed if friends work together.

Just before the gang signs up for the Tarrytown Scavenger Hunt, Tracy is so occupied with playing with her childhood blanket, but refuses to let anyone see her thinking she's acting babyish. Later when the blanket goes missing, her friends help her find it, and Tracy discovers she doesn't have to give up something she likes because she thinks she should.

Revvin' Evan has been appointed Tarrytown Airport's temporary substitute fire engine, and appoints Jay Jay and the others as his team members. But when vigorous training sessions cause the team to sleep through a real fire, Evan is forced to face the fire alone, and learns the prospect of being respectful of the time and energy of others.

Tracy receives a basket of candy from Savannah and suddenly finishes it all up, so she wishes for all the candy in the world. Her obsession is put to the limit when she is given the ability to turn anything into candy by one touch, and soon learns that too much of a good thing can be very bad.

When Revvin' Evan's cousin Tuffy the Tow Truck comes to Tarrytown for the first time, she has to pass a test which involves pulling one of the planes. When she couldn't do so probably because she is small, Tuffy proves she never gives up and teaches Jay Jay and friends to never judge someone by their size, but by their heart and spirit.

While at Frosty Pines, Snuffy and the gang build a snowman named Jack Frosty, and Snuffy wants to bring him back to the airport with them. But once there, Jack Frosty begins to melt and Snuffy soon learns that Jack Frosty has to stay at Frosty Pines, as that's where cold things never melt.

Jay Jay, Revvin' Evan and Tuffy discover a map and follow it, hoping it leads them to buried treasure. But when they end up in a cave where they meet a friendly geologist, they help him excavate a hidden crystalline and learn that Earth has the best treasure of all.

It's Thanksgiving, and Jay Jay and friends are preparing for the dinner that is to take place that evening. However, Snuffy can't figure out what Thanksgiving is truly about, and the plans are put on hold when Big Jake gets trapped in a snowstorm and needs help getting home on time.

With Fall approaching, Jay Jay hopes to see the foliage change color, but Snuffy misinterprets this and decides to surprise Jay Jay by spraying paint all over the hills. Upon learning the mistake, Snuffy learns that the foliage changes itself.

Snuffy's birthday is coming, but Snuffy doesn't know what he wants for his present. When the others suggest ideas for him that simply don't work for him, Snuffy eventually discovers what he wants and later shows his friends that the best present of all is helping someone.

Jay Jay is uncertain whether castles in the sky exist or not, but all this suddenly comes to him when he hits a windspout and ends up in the sky high kingdom of Skylandia, where the subjects refuse to believe Tarrytown exists below. Jay Jay tries to convince the subjects that you don't have to see something unusual to believe it exists, all while learning the same.

On Mother's Day, Tracy and the gang decide to make the airport extra special before the arrival of Brenda Blue's mother. Try as they might though, Tracy's plans end up going wrong, until she learns that what's important is the time Brenda spends with her mother and the kids.

Tuffy is excited about going to Pangabula Island for the first time, but the only problem is she has to fly in order to get there. Snuffy decides to use a balloon for help, and after various problems, they learn anything is possible if they work together.

While on Pangabula Island, Tuffy is annoyed upon believing she has no special talent like the others, and sets out to find it. When a hurricane hits and the Sparkleberry Tree is in distress, she realizes her true talent and learns she sometimes has to wait until she can use it.

Jay Jay has planned a Parade of Lights to celebrate the first day of winter and as a gift for all his friends and the other folks of Tarrytown. But when a snowstorm hits, the parade has to be cancelled to his dismay, leaving his friends surprise him with a parade of their own.

On a snowy day, Snuffy doesn't know how to remember the four seasons and what order they're in. Jay Jay, Tracy and Herky help him remember it all by having him reminisce about the fun times they had during those seasons.

Bad weather forces Big Jake to cancel a trip, so Tracy takes Jay Jay to the library where adventures abound no matter the weather. There, Jay Jay learns to use his imagination to "transport" himself to various places via the books, while learning that books can take him on all kinds of adventures.

Jay Jay, Tracy and Herky decide to play the "Counting Game", where you count a number of things as you find them. When it's Tracy's turn after Herky gets to eleven, Tracy nearly runs out of time until she discovers that sometimes the answer can be right in front of her.

The E.Z. Airlines Fleet is participating in the upcoming Tarrytown Concert Day, where each gets to sing about their favorite color. Snuffy doesn't have a favorite and has a hard time using inspiration from the others' numbers, until a rainbow gives him inspiration for a special song of his own.

Snuffy's rainbow song has become a hit at Concert Day, but he still hasn't chosen a definite favorite color yet. Snuffy and Jay Jay spend a long day following duties by Brenda, which may be the source of Snuffy's answer.