Phillies manager Ryne Sandberg lost six pounds in two days because of food poisoning and just told reporters where he got it:
Sandberg got food poisoning from Shake Shack burger at Citi Field. I told him to stick w Jake’s Wayback burgers. Awesome.
— Jim Salisbury (@JSalisburyCSN) May 13, 2014
Rivalry-wise, Shake Shack could probably include that fact in their advertisements in New York and sell more burgers.