Russell Brand, Kim Kardashian, Kutcher: Celebrity pictures January 4

Today's celebrity pictures include an unkempt-looking Ashton Kutcher at the LA Lakers game, Kim Kardashian arriving at LAX airport and Jersey Shore star Snooki appearing on US chatshow Extra at LA's The Grove.

Meanwhile, Glee star Darren Criss makes his musical Broadway debut in How to Succeed in Business Without Really Trying, Hollywood actress Halle Berry runs errands in Santa Monica and Russell Brand is spotted leaving offices in Central London.

And in warmer climates, Mischa Barton arrives in St Barts in style, while Gary Lineker and model wife Danielle Bux also soak up the sun on the Caribbean island.