### Clue: Musical — characters associated, primarily, with Eliot (4)
### Answer: CATS 
 ### Explanation: Musical — characters associated, primarily, with Eliot (4)
A charade of CA ('**C**haracters **A**ssociated, primarily') plus TS (Thomas Stearns 'Eliot'). As the Musical *Cats *is based on Eliot's *Old Possum's Book of Practical Cats*, the clue has an extended definition.**