One man has been stabbed while two others injured during a brawl outside a fast food restaurant overnight.
Police say a brawl broke out around 10:30 last night when one man was stabbed outside the McDonald's on Safety Bay Road near the Stocklands shopping centre.
The stabbing victim was taken to Royal Perth Hospital with serious but non life-threatening injuries.
The two other men involved were taken to Fiona Stanley and Rockingham hospitals with minor injuries.
One of the men is in Police custody.