The National Finals continue in Las Vegas as the remaining ninjas compete in Stage 1 for their chance to win $1 million and become the next American Ninja Warrior.

A chat with Darren and a chance encounter convince Ally she needs more friends, so she decides to reunite her antenatal class. Ally tells Luke and Ava this was a friendship group with no arseholes. But 17 years is a long time.

Bender and Zoidberg travel through time to attack Robot Santa.

The final battle for Boomtown.

As Magne's arrogance sows discord among his allies, the gods stand at a crossroads between forging lasting peace or fighting the impending battle.

As Emilio closes in on crucial evidence, his investigation is averted. Erin is forced to fess up to her husband and daughter.

When an art gallery manager is strangled during the robbery of an exhibition, it appears he was in the wrong place at the wrong time. But as the team delve into the elite world of Chelsea's art scene, Max soon wonders if the victim was an accomplice.

Dr Harrod's first day back on the job produces some awkward moments and Wayne finds something of Mira's that causes concern. The condition of a child with a suspected head injury becomes life threatening when a snake bite is discovered on his foot and the RFDS is asked to transport a prisoner.

Alice invested thousands in Robbie's dodgy property scam before he disappeared. When she sees him again for the first time in 15 years, she's determined to get to the truth.