America's Next Top Model Pearl, 8.30pm Supermodel Tyra Banks oversees a group of ordinary young women as they participate in a highly accelerated modelling boot camp, a crash course that could lead to supermodel fame. The participants live together in a New York penthouse and compete for a Revlon modelling contract, all under 24-hour-a-day surveillance. Mars Attacks! Pearl, 9.30pm In Tim Burton's colourful homage to 1950s alien invasion movies a group of skull-faced Martians appear from a flying saucer in the Nevada desert. They promptly vaporise a gathering of unfortunate Earthlings, kicking off a bizarre hi-tech war. Starring Jack Nicholson, Glenn Close, Annette Bening, Pierce Brosnan, Danny De Vito, Sarah Jessica Parker and Tom Jones.