Possible Clues:

• Deprive of food returning vermin with heartless violence
• Celebrity vet has removed tail fast
• What some do when all but first of harvest fails?
• Don't eat in bar round front of restaurant
• Stick around entrance to restaurant, but go without food
• To hunger
• Treat a fever, per dubious folk wisdom
• Give no food to celebrity vet, mostly
• Leading actor emptied venue fast
• Over fast?