Lyrics command not working

[Ariz-z]

Describe the bug
We cant see the lyrics in music command.

To Reproduce
Steps to reproduce the behavior:

1. Go to '...'
2. Type command 'p!lyrics song-name'
3. Do something '...'
4. See error (the error was "Cannot read property 'load' of undefined"

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
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Versions

• NodeJS: [e.g. 8, 10]
• Klasa [e.g. 0.5.0-dev]
• Discord.JS [e.g. 12]

Additional context
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