More messages ... Who is sending them? And what can Kay do?

Kay got another message as she was leaving for school.

unknown number: You’re so ugly.  

She put her phone in her pocket and walked to the bus stop. There were messages every day now. Who was it? Why were they doing it? The phone beeped.

candybear76: freak!

Now even her friends weren’t talking to her. Becky was the only one who was still friendly. She was Kay’s oldest friend. The phone beeped again. It was a comment on her Facebook photo.

princesspusheen: No one wants to look at you. Loser!

Kay felt really upset. She was trying to delete the messages and block the users. But more messages came from different names. Becky thought it was a hacker. Kay contacted the sites telling them what was happening but they didn’t an