Popsugar Fashion Mandy Moore Mandy Moore Dressing Like Rebecca Pearson on This Is Us 9 Times Mandy Moore Took a Style Cue From Her Character on This Is Us April 3, 2019 by Kelsie Gibson View On One Page Photo 14 of 27 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 14 Mandy made us do a double take when she showed up to the This Is Us season two premiere in this multicolored Rosie Assoulin dress. Previous Next Start Slideshow Mandy MooreThis Is UsRed CarpetDressesSkirtsScreen Style