Mr Collier had been a gunner during World War II and made his comedy debut in 1948 when a performer at Hull's Perth Street Club failed to show up and he agreed to fill in.

BBC: Norman Collier's funeral attended by TV friends

The court was shown CCTV of the six Spanish tourists, aged between 55 and 62, walking along Perth High Street at 22:30 on 18 June.

BBC: Spanish tourists 'will never return' after Perth attack

After leaving the taxi in North Methven Street, Perth, at about 03:15 on Sunday he attacked the driver.

BBC: Perth taxi passenger attacks driver and two women