They dont seem to be lovin’ it. The Big Mac has come under attack, after McDonalds became the subject of an outburst of vitriolic hatred on Twitter when critics hijacked a promotional hash-tag created by the fast-food giant. Opponents accused the burger franchise of making customers vomit, serving pig meat from gestation crates and serving burgers containing a finger nail. One fierce decrier claimed he would rather eat his own diarrhea than visit the famous Golden Arches.