Eric went to McDonald's and ordered a lot of food. (The amount of food is seen in the transcript). Then he got fat and grounded.
Eric: I'm hungry. Let's eat at McDonald's.
Clerk: What can I get you?
Eric: I would like 10,000 cheeseburgers, 20,000 chicken nuggets, 30,000 Whoppers, 40,000 fries, 50,000 cokes and 60,000 milkshakes.
Clerk: Coming right up.
(the food arrives and Eric eats it)
Eric: That was delicious.
(Eric gets fat)
Eric: Oh no, I'm fat. My parents will kill me if they see me like this .
Eric's dad: Eric, how dare you go to McDonald's and get fat! That's it you are grounded (3X) for 1000000000000000 years.
Eric's mom: Go to your room now!