Some flattering folk have read an extensive backstory in to this week's, suggesting that the smaller cat has been forced – perhaps by an overbearing parent cat – to hunt for its own mice. Maybe's it's a prequel to Tom and Jerry; the formation of Tom's sadistic cartoon nature in those early, troubled years. However, as usual, the main qualification for inclusion was that it was "quite silly", and, I think, started out as "I can't believe it's not caviar" before the pet food angle arrived. If anyone in Hollywood is watching, though, I'm sure we could punch this up to three acts PW