### Clue: Ready to take part, young fellows at first interrupting course (5,3)
### Answer: ENTRY FEE 
 ### Explanation: Definition: Ready to take part
 **First letters, respectively, of**(at first) "young fellows " **contained in**(interrupting) ENTRE(a course in a meal – in the UK, that before the main course, but in the US, the main course itself).
Answer: Ready(short for ready money) paid in order to take part in/at an event.