Kraggler uses the cronalogicum to trade ages with Yin and Yang so he can become young again.

Yin and Yang learn self-control at an institute, but its founder, Ultimoose, may have more sinister plans in store.

Yin, Yang and some of their friends accept a free vacation to a mysterious island, not knowing that it's a trap set by Smoke.

Yin reluctantly goes on a date with Coop, and she falls under his evil spell.

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Yang develops a rare tooth condition and could end up as dinner on Edna's table.

When Yang finds out that Master Yo knows a form of fighting known as Clown Fu, he wants to learn the various techniques for himself.

Yin hosts her first slumber party but she drives everyone crazy with her strict schedule.

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Carl disguises himself as a normal kid to stop Eradicus from carrying out an evil plan that would make everyone bad.

Yin and Yang team up with different partners to fight a common enemy.

Mastermind attempts to destroy the city while Master Yo is absent, so Yin and Yang assemble an army to fight him.

Master Yo tries to teach Yin and Yang how to prevent Ella Mental from reading their minds.