Rebel Wilson Instagrammed THIS photo from Pooch Perfect.

She is wearing the Safiyaa Kalika Dress. Buy it here: MYTHERESA, HARRODS, and YOOX
Meghan Markle wore the same gown to the Mountbatten Music Festival, as seen HERE!

Get the look for less here:
#RebelWilson #redgown #capegown #reddress #capedress #PoochPerfect #Safiyaa