1. Heads We Win

Determined to be head girl, Martha goes head to head with best friend Lily. Meanwhile, Ollie has a terrible dilemma to resolve.

2. Face Off

Kat’s plan to outdo Martha backfires, while Jas and Lily help Martha and Ollie spend time apart to deal with their suppressed feelings for one another.

3. Travel Bug

Jas and Lily plan to go travelling together but soon discover that they don’t share the same idea of a perfect holiday. Lily asks Martha and Ollie to help persuade Jas to back out.

4. Possession Obsession

Martha and Ollie face off in a legal battle to win custody of Edison, a cuddly lightbulb. Unfortunately Lily and Rufus are hopeless as their lawyers, and Kat is the presiding judge.

5. Mascots

Lily tries to convince her friends that she is a top model, Martha gets a job in Mugshotsz and Ollie tries to be cool like Sid.

6. Deny and Deniability

Lily’s new boyfriend Bob is so like Rob that Martha and Ollie use science to prove Lily is not over Rob, which leads to a shocking discovery. Meanwhile, Mr Malone offers terrible advice to Jas.

8. Singletonia

Lily’s friends are all coupled up and keep leaving her out, so she sets about trying to break up the happy couples. Meanwhile, Kat tries to teach Jas to be ruthless.

9. Electronic Dance Martha

Martha and Kat use maths to create a dance track and become overnight pop stars, but they argue over their second tune. Lily gets competitive. Sid gets writer’s block.

10. So Lily

Lily and Jas go a little crazy when Mazel changes Mugshotsz around and reveals that the café’s new online experience ‘cake cam’ has 250,000 followers.

11. Shaved by the Bell

Nothing to see here, just another normal day at Cranmede: Sid has a crisis about getting his head shaved, Jas learns to ride a boiled egg and Mr Malone betrays ThunderBun.

12. Academic-Lily Speaking

Martha thinks Lily might win the Hastings Prize, so tries to distract Lily by finding her a boyfriend. Meanwhile, Lily thinks Martha wants a boyfriend and decides to help her find one.

13. Prom!

Lily is really excited about the prom, but none of her friends want to go, including Martha – which is awkward as Ollie was going to ask her out after the head pupils’ first dance.