No!
It's because they're like sooooo hungover from sleb partying and besides they don't want anyone to recognise them because they're famous and oooooh so popular that they'll get mobbed - sunglasses protect against that.
(
Je suis un vagabond is an unfunny, up your own arse middle class knob,
Wed 17 Dec 2008, 10:12,
archived)