### Clue: Desire for one small plane? Right, turn up! (9)
### Answer: STREETCAR 
 ### Explanation: Definition: Desire for one

**S** (small) + **TREE **("plane?") + <=(**R** (right) + **ACT** ("turn")) [*up*]
 
*Refers to *A Streetcar Named Desire*, the Tennessee Williams play.