The Lansdowne, 90 Gloucester Ave, NW1 (020 7483 0409, www.thelansdownepub.co.uk)
Whether you like politician-spotting or star-gazing, the Lansdowne is unlikely to disappoint. David Miliband, Jamie Oliver and Jools, Sadie Frost (often with Kate Moss in tow) are all regulars. If no one famous shows up, you can always drown your sorrows in the fabulous wine menu.