Little Mix, Marcus Collins, Miley Cyrus: Celebrity pictures December 12

Today's celebrity pictures (December 12) feature Little Mix's Perrie Edwards emerging from her Central London hotel at 6am following the girlband's victory on The X Factor last night, as the show's runner-up Marcus Collins receives a kiss from fellow contestant Sophie Habibis outside their hotel.

Meanwhile across the pond, hot new couple Ryan Reynolds and Blake Lively attempt to hide from the paparazzi as they pop out for coffee in New York, and Hollywood couple Miley Cyrus and Liam Hemsworth plus 90210 actress AnnaLynne McCord attend the CNN Heroes: An All-Star Tribute in LA.

Jennifer Garner and husband Ben Affleck go Christmas shopping at The Grove and former TOWIE star Amy Childs has her filming on Rodeo Drive halted by police as her camera crew don't have a permit.

Also included in today's star snaps, Brad Bird, Tom Cruise, Paula Patton and Simon Pegg attend the Mission: Impossible - Ghost Protocol premiere in Berlin and Robert Downey Jr pretends to punch director Guy Ritchie at the Sherlock Holmes: Games of Shadows premiere in Austria...