In tonight's thrilling season finale, each Shark will dive headfirst into new, innovative, and extraordinary products, including a new sunscreen for children and a suit hire rental business.

Mixed reactions from the Sharks tonight as a string of memorable Entrepreneurs enter the Tank. From a nostalgic camera to a new style of earphone, who will sink and who will swim?

Tonight, an entrepreneur is offered one million dollars! With innovative products ranging from tattoos to condoms and swimwear to chicken accessories, who will receive massive cash investment?

We meet entrepreneurs hoping to persuade our Sharks to invest a large cash sum into their business. Also, environmentally friendly nappies, a new version of a Christmas tree and electric scooters!

Tonight, an entrepreneur hoping to keep a craft from her homeland alive, taking the backache out of toddler feeding and a trio of children's entertainers pitch to the Sharks in song!

The Shark Tank is open, and pitches include an ice facial tool, science kits for kids and a Thai sauce. Finally, cousins Frank and Frank pull on the heartstrings of the Sharks.

In this episode, Nail polish for men, a video games museum, a self-cleaning dog toilet and a 3D-printed set of designer wheels, Topping it off with a uniquely Australian drink.

We meet the five new powerhouse Sharks who have taken over the Tank, where aspiring entrepreneurs pitch their innovative ideas and seek investment from the panel of seasoned business moguls.