Adele stopped her concert performance to intervene when a fan was being treated unfairly by a security guard. She called the guard out, insisting that the fan was not being disrespectful, and allowed the fan to continue enjoying the concert. Adele demonstrated her strong sense of empathy and compassion through this remarkable act of kindness. Her quick action prevented what could have been a potential altercation and demonstrated her commitment to creating a safe and enjoyable experience for her fans.