This is The Close-Up , where the biggest names in entertainment explain the story behind their latest personal style statement. Samara Weaving only needs about 14 minutes over the phone before the Los Angeles premiere of her new crime thriller, Carolina Caroline , to give me a crash course in third-trimester pregnancy and postpartum survival . She recently gave birth to her first child, while I'm six weeks out from delivering mine. Naturally, I'm jotting down all the tips she offers: Combine pumping and a NuFace handheld facial sculpting session on early mornings for a quick pick-me-up before baby is fully awake. Invest in the Rag & Bone sweatpant jeans —they're a sneakily comfortable outfit savior before and after delivery. Prepare to feel all the contradictory feelings when it's time to go back to work, even when getting back to work means prepping for a long-awaited red carpet and press tour. Okay, that scenario is specific to Weaving, but the emotions are universal.…