via la.guestofaguest.com: As we learned last week, the red carpet for premieres can be a dangerous place for celebrities to either make some highly regrettable fashion choices or look the part as Hollywood movie stars (even if they're not quite there yet).? Last night, the Arclight rolled out the red carpet for the Hollywood premiere of Our Idiot Brother and there were plenty on both ends of the style spectrum, from tragic to Gwyneth-status. From Paul Rudd and Elizabeth Banksto Olivia Munn and Aubrey Plaza, let's take a look at last night's fashion hits and misses. MORE>>