Her love of eating (particularly pizza) seems to be derived from Mr. Both animatronics are chickens and are back-up singers. Chica could be inspired by Helen Henny, one of Chuck E.'s friends from Chuck E.Chica is the only classic animatronic whose jaw is not separate from her head due to the design of her mouth.Chica is the only original animatronic lacking ears, since real-life birds don't have visible ears.Due to the Freddy Fazbear's Pizza Theme Song being unused, her and Bonnie are the only classic animatronics to lack official voices.7 Five Nights at Freddy's AR: Special Delivery.