That is the next mystery. I see a good dozen shades anywhere from flesh pinks to pinky browns.
http://www.maccosmetics.com/templates/products/sp.tmpl?CATEGORY_ID=CATEGORY15113&PRODUCT_ID=PROD1439
LOL. I have Twig MAC in my purse, but it looks like Sarah’s shade is a bit more red than pinky brown. Maybe she alternates? :-)
There is one called Twig, funny.