U.S. stocks were slightly lower at Friday's opening bell. Before the bell, futures were mostly unmoved after the fourth quarter GDP was revised down to 2.2% from 2.6%. This comes on the heels of a strong third quarter, when the economy grew at 5%. Apple (AAPL) is a stock to watch in today's trading. The tech giant was slapped with a lawsuit by Sweden's Ericsson for infringing on 41 patents crucial to the use of Apple's devices. If make-up sales are any indication, Disney (DIS) will have another money making hit on its hands. A limited-run cosmetics line with Estee Lauder's (EL) M.A.C Cosmetics based on its upcoming Cinderella film sold out within hours online.