With Pearl entranced by Fifi's glowing tummy mushrooms, Zog fears the worst as Gadabout attempts to mend Boom's wing himself.

Pearl accidentally gives Fizz and Zog a laughing disease called the Draggles. The doctors must create an emotion potion before every dragon chuckles themself to exhaustion.

Zog and the doctors do their best to care for Twiggy until his demands become too much. Once they realise what's really wrong, they help him feel special again.

Gadabout gives himself Dance Fever to prove he's as much fun as Zog and Pearl. When he can't stop boogying, they must cure him before sunset so he's not stuck dancing forever.

Zog is too scared to fly after a bad crash landing so Boom helps out the doctors as their ambulance. Zog must overcome his fear and get back to the team.

The fearsome Great Gnanna Gnome has a case of bottom-fungal-itis. Zog and the doctors must figure out how to treat the mushroom without incurring Gnanna's anger

Gadabout and Pearl need Zog's help to catch a stink beetle for an urgent cure. Little do they know, Zog has become a taxi for the gnomes.

Zog starts sleepwalking, wreaking havoc in the forest. Pearl and Gadabout need to work together to help him but they can't seem to put their personal disagreements aside

Fifi's pies aren't up to her usual standard, so the doctors visit and see she is feeling sad. They take her out to cheer her up until Zog realises what she really needs.

On a rare day without patients, Zog and Gadabout can't wait to unwind but Pearl can't stop doctoring. They must help her relax before she bandages every creature in sight

Zog and the doctors want to find Fergus a friend to cure his loneliness. Boom, Twiggy and Mara all try to be his new pal.

When Gadabout and Pearl lose the cure for Madam Dragon's missing flame, Zog helps them work together to help his former teacher

Twiggy has a funny tummy on the day of his performance. Nothing the doctors try works, not even the cure for froggy moths. Zog wonders if there's something else bothering Twiggy.

Boom is showing off but slips and has a mild panic. To hide his embarrassment he challenges Zog to a Dragon Off. Zog must set aside his desire to win and help his rival.

Feeling unappreciated, Gadabout discovers a talent for gardening. Zog and Pearl discover his green fingers have upset the natural balance of the land, making others ill.

The doctors realise Fergus' bog mud has healing properties. With everyone sent to the bog for treatment, Fergus starts to feel overwhelmed.

Pearl is sure Mara has Flailing Tail but when purple spots appear on other patients, Zog and Gadabout suspect there's something afoot. Will Pearl listen to them?

After 799 years of winning the Great Gnome Games, Great Gnanna is worried she can't defend her title. To help, the doctors remind her she is just as fearsome as ever.

When Mara calls Pearl sensible, she wants to prove how fun she is. With her eye off the ball, Pearl starts to make medical mistakes. Can she be a fun doctor?