Beverage company Dr Pepper Snapple Group responded to the Guns N’Roses controversy on Tuesday after singer Axl Rose blamed the beverage giant for botching a promotional effort that promised fans free beverage coupons if they managed to log onto Dr Pepper’s Web site and sign up for a free Dr Pepper coupon during a limited period in which the company was celebrating the belated release of Guns N’Roses’ Chinese Democracy album. (DPS)