### Clue: Party line goes round in circles, to people's amusement (8)
### Answer: CAROUSEL 
 ### Explanation: Definition: goes round in circles, to people's amusement
  CAROUSE(as a verb or noun – party, to say the least, more like a noisy or drunken feast} + L(abbrev. for $$l$$ine). 
Answer: A merry-go-round or roundabout in an amusement park or fair.  Not to be confused with "carousal", which is another name for abovementioned party.
What you gain on the swings, you lose on the roundabouts??