A man and woman had been married

A man and woman had been married for 30 years, and in those 30 years,
they always left the lights off when having fun.
He was embarrassed and scared that he couldn’t please her, so he always used a big di*do on her.
All these years she had no clue.
One day, she decided to reach over and flip the light switch on and saw that he was using a dildo.
She said “I knew it, ass**le, explain the dildo!” He said, “Explain the kidss