Rebel Wilson has shared a fun behind-the-scenes look at her new movie Senior Year - but it seems fans are divided on who inspired her outfit.The actress rocked a pink 1950s waitress outfit, with her blonde hair crimped and placed in high pigtails.But while the outfit seems to be a clear imitation of Britney Spears' (You Drive Me) Crazy video - which Rebel had previously shared would be in the movie - fans also thought she was taking her look from the Spice Girls.MORE: Rebel Wilson's new vacation