How distracting is it? It won't affect camera operation or your images in anyway, as the focus screen is out of the optical path once the mirror flips up. If you can't live with it then find a local service centre. The rebels screens are not designed to be user removed.
Canon 7D, T3i, EOS M, EOS 3, GoPro HD Hero & Hero 2, powershot sx230 hs, Canon 70-200 f2.8 L, Canon 100mm f2.0, Sigma 70mm f2.8 Macro, Canon 50mm f1.8, Canon 22mm f2.0, Sigma 18-50 f2.8, Tokina 11-16 f2.8, Lensbaby Composer, Holga HL