From Celebrity Hair Stylist mamacool13:
Update: She tweeted again just a bit ago confirming our suspicions. Yay!!! Can't wait to see this new photo shoot!! It's been a whole year since we got one people!! :)
Her biography on Tumblr and Website states:
She is the trusted stylist of celebrity trendsetters like Lady Gaga, Fergie, Katy Perry, Shakira, and Britney Spears, and has helped leading men Robert Pattinson, Josh Brolin, and Matt Damon with their good looks.
She worked with Rob previously on Mark Segal photoshoot:
Via: Alice_InTwiLand | victoria1985