 The duo worked on Pantaloonies customised jeans, which Bonham Carter describes as "a kind of scrapbook on the bum".Bonham Carter played Bellatrix Lestrange in the final four "Harry Potter" films (2007–2011).While filming "Harry Potter and the Order of the Phoenix", she accidentally ruptured the eardrum of Matthew Lewis (playing Neville Longbottom) when she stuck her wand in his ear.