The phrase you provided seems to refer to a common type of or scam often found on social media and unofficial websites. Here is the actual status of a potential "High School Musical 4":
While there hasn't been an official announcement from Disney about a fourth installment, rumors and speculation have been circulating among fans. For those craving more of Troy, Gabriella, Sharpay, and the gang's adventures, here's what you need to know:
There is currently no official standalone movie titled High School Musical 4