In recent years, there have indeed been some celebrities whose private chat records were exposed, which aroused public attention and controversy, and led to them having to apologize publicly. Here are a few examples: 1. **Ellen DeGeneres**: Although not a chat record, she apologized in public after her show was accused of being a "toxic work environment" and admitted that there was a lot of room for improvement in the show. Although no specific private chat records were leaked, many of her private remarks and staff experiences were disclosed. 2. **Harry Styles**: A screenshot of a chat on his social media was released, involving a tease about his colleagues, which caused controversy among fans. Although he did not apologize directly, he responded to the misunderstanding caused by his remarks and stated that he had no malicious intent. 3. **Justin Bieber**: When he was young, some private text messages in the past were exposed, involving racially sensitive remarks, which led to him having to apologize publicly and express regret for his past remarks. Please note that celebrities usually respond to controversies through social media or press conferences. The specific situation should also refer to the respective media reports.