Girls' Generation's member Sunny thanked her fans for the letters.

Yesterday, Sunny posted on her Instagram, "I love you all," along with a picture.

In the picture, fan letters that Sunny received from her fans were all open in one place.

Internet users who saw this commented, "I'm so jealous," "I bet the fans feel so proud of themselves," and "Wow, she read all of them?"

Photo Credit: Sunny Instagram