Julia Roberts seems genuinely amused in this updated take on the classic "Snow White" narrative. She portrays a sharp-tongued, villainous queen who has eliminated the king (Sean Bean – which isn’t necessarily a negative), and now governs the icy realm with her companion “Brighton” (Nathan Lane) while the princess, Lily Collins, matures. During a woodland stroll, the young woman meets Prince "Alcott" (Armie Hammer) an…