eat and beat
When you sneak into a restaurant, eat like it's a free meal, and then you leave like you're being paid to do it.
Dug into the buffet like it was a treasure, then bolted like he was being paid to leave.
Ate like it was the last meal on Earth, then ran like he didn’t have to pay.
He wolfed down the food like it was a job, then left like he had a contract.