Complete your Katy Perry Costume with our fantastic Katy Perry Wig. The Katy Perry Wig is a lilac wig with a fringe and sits just below the shoulders, with a matching heart shape attached to a headband. Katy Perry is a big fan of Costume Wigs and she wore this style in the video for her 2010 hit California Girls featuring Snoop Dogg which sees her in a Candy Land full of sweets and cakes! Size Available: - One Size.