Is the input text characterized by negative sentiment?

Input: "Don't miss Camp Rock's mall show tomorrow, 6pm, at the Greenbelt 3 Park! Starring @user as Mitchie and @user as Shane! :P"
"Don't miss Camp Rock's mall show tomorrow, 6pm, at the Greenbelt 3 Park! Starring @user as Mitchie and @user as Shane! :P"