" You must keep training. Even on a full stomach, hm. "

After doing a long exercise. He decided to take a break and eat some food. Little did he know that training to be a Jedi can work up a big appetite. After stuffing himself silly, Yoda comes in and tells him to train more. As Luke kept doing his balances and levitating objects. His stomach can't help but churn loudly and the young apprentice can't help but let out loud throaty burps.