Yesterday, we caught up with LA cool girl, musician and model Sky Ferreira. The newly brunette Sky is the new face of haircare brand Redken. Having already been lensed this year for chic French brand Maison Kitsuné, Sky's fashion portfolio is growing thicker by the minute. She's also rising in the music world, having recently released her first album Night Time, My Time. Oh, and wait for it, she's joining Miley Cyrus on her Bangerz tour coming up later this month. Here's what we chatted about…