"I once shook hands with Pat Boone and my whole right side sobered up"

In this quote, Dean Martin is utilizing humor to communicate the effect that meeting Pat Boone had on him. He is understood for his love of alcohol and partying, so when he says that his "entire ideal side sobered up," it is a comical method of saying that he was so starstruck by fulfilling Pat Boone that it had a sobering result on him. This might also be interpreted as Martin acknowledging Boone's reputation as a clean-cut and wholesome celebrity, which contrasts with his own wild and carefree image. Overall, the quote showcases Martin's wit and appeal, while also highlighting the influence and impact of celebrity culture.