I usually cringe at celebrities shilling stuff, but here are three examples of how well it can be done.

Barton Perreira’s 2010 range has a video featuring Giovanni Ribisi:

…and Oliver Peoples have Shirley Manson and Elijah Wood in a short film advertisement entitled ‘Les enfants sennuient le Dimanche’ (The children are bored on Sundays):

By now you’ve probably also seen Tom Ford’s latest advertisements with Nicholas Hoult (from one of my favourite TV shows, Skins) and model, Carolyn Murphy: