The 32-year-old former glamour model, who was recently commended on her memoirs by author Martin Amis, is currently promoting romantic novel In The Name of Love.
The keen equestrian, wearing a bright orange halter-neck dress with gold cowboy boots, posed on the horse as it reared throughout the photoshoot.
Price is infamous for her outrageous outfits and headline-grabbing antics at previous launches.
Photo gallery - Katie Price rides into her book launch:
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