Watch How to Rock Episode 1 HD Full Free on SolarMovie. Watch How to Rock tv series online free. When Kacey Simon gets kicked out of the 'Perfs,' she joins a new band called 'Gravity 5' and starts ...When Kacey Simon gets kicked out of the 'Perfs,' she joins a new band called 'Gravity 5' and starts a rivalry between the two acts of who will be the number one group.