I assume it's just an example of how to create new topical words since it's a lot easier to name an album than to get a word well-known enough to be eligible for the dictionary.
The artists all seem to be big names so I assume it's their popularity rather than any history of quirky album names that's decided the list.
These are all short words full of the most common letters, so will make designing crosswords easier because they'll be useful "crossers".
But why references to musicians?
I assume it's just an example of how to create new topical words since it's a lot easier to name an album than to get a word well-known enough to be eligible for the dictionary.
The artists all seem to be big names so I assume it's their popularity rather than any history of quirky album names that's decided the list.