Celeb poll: Emma Roberts mixes Topshop with Hermès. Is it a do or a don’t?

Emma Roberts attended the Lanvin x H&M “haute couture” spectacle last night [See a gallery of the show] in her own version of high/low. The actress wore a grey bandeau dress from Topshop, which she she cinched with a navy blue Hermès belt. What do you think of this slate grey look? Vote after the jump.