Consumers are instructed to immediately stop using the product and return the toy to Toys "R" Us for a store credit. For additional information, contact Toys "R" Us at 1-800-869-7787 between 9 a.m. and 9 p.m. ET Monday through Saturday, 10 a.m. and 7 p.m. Sunday, or visit the firm's Web site at Toys "R" Us Company .