Jennifer Aniston...the most popular color formula of all time? We would say, definitely! And it's no surprise why—her golden, beach blonde hue accents her face perfectly. And come on...who doesn't want to look like Jen? So can you give your clients the Aniston-makeover? Easy! We asked her go-to colorist and BTC "On Tour" (Monday, May 1 in LA) Headliner, Justin Anderson of Chris McMillan the Salon in Beverly Hills at BTC's COLOR, Cut & Style show, and here's what he had to say:

Color Formula
Formula A (highlights): bleach + 10-volume developer

Formula…