Selena Gomez recently opened up about her "biggest mistake" after starring in the hit show "Wizards of Waverly Place," becoming emotional while discussing it. The details of the mistake were not revealed, but Gomez expressed regret and acknowledged the impact it had on her career and personal growth. Despite the setback, she emphasized the importance of taking responsibility for her actions and learning from past experiences. Overall, Gomez's interview highlights her vulnerability and willingness to reflect on her past choices.