Computer giant Apple has been banned by British advertising watchdogs from claiming its latest product is “the world’s fastest, most powerful personal computer”.

A TV trailer for Pop Idol showing Simon Cowell blowing up a tortoise has been criticised by UK watchdogs for upsetting young children.

The British Independent Television Commission (ITC) upheld complaints about Channel 4 breakfast show Ri:se after Big Brother contestant Federico used bad language while appearing as a guest.