Freitags #5. Every Friday we post links to news, articles, media, events and other assorted sources of distraction that we've unearthed through the week. This week features Summerhall, Andy Warhol and Joseph Beuys, Antony Gormley and Lady Gaga, The Filmhouse, The Cameo, It's a Wonderful Life, The Muppets, Gremlins, Trading Places, Black Christmas, Festivus and Ulysses.