A car chase ended with a crash in Cottesloe on Saturday, with a chivalrous bucks party guest stepping in to give police a hand.

The pursuit started in Hamilton Hill about 2.30pm as a Toyota 4wd wove its way through the suburbs.

It ended with the Toyota smashing into a rental car outside of a shopping complex on Station Street.

Sam Page was leaving his friend’s bucks party when he saw the driver take off running.

“I was leaving a good friend’s bucks party, and I saw them running up the road and thought ‘Why not stop what’s happening’,” he said.

“I went outside and decided to become a hero.

“I feel like Australian of the year, I feel like I should be nominated for that.”

A local shopowner said she saw the commotion and ducked into her store before locking the front door.

“I duck out

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