Greggs and O2 team up to offer free sausage rolls to customers every week Greggs and O2 have announced they're teaming up to give customers free sausage rolls every week. O2 customers can claim a free pastry good every Friday or Saturday via the Priority app Brijiena LovelaceConsumer Writer Updated The video will auto-play soon8Cancel Play now Sign up for Daily Star Hot Topics newsletter for the most exciting real life, fashion and sex tips HOT off the pressInvalid EmailSomething went wrong, please try again later. Yes, put some glamour in my life When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice.