To enable the 94.9 The Rock skill, say "Alexa, enable the ninety four nine the rock skill."
Once the skill is enabled you can say "Alexa, open ninety four nine the rock." or "Alexa, play ninety four nine the rock." , to start listening.
To stop the music at any time, say "Alexa, stop."
To learn more about enabling Alexa skills, click here.