For checking the transcript: https://www.buzzsprout.com/2379282
To go the extra mile
means to make an additional effort beyond what is expected or required in order to achieve something or help someone. It means to try harder than needed to help or do something well.
Examples:
1- In her campaign, the candidate went the extra mile by personally visiting every neighborhood to connect with voters.
2- For Halloween, Claire went the extra mile by creating a costume from recycled materials. She looked great until someone mistook her for a trash can!