### Clue: Occurred to little shop girl a month back (8)
### Answer: BEFALLEN 
 ### Explanation: Definition: Occurred to 
 **Reversal of**(… back) [ NELL(Trent, a young girl who is the main character in Dickens's novel The Old Curiosity Shop) + A + FEB(short for the month of February) ].
Defn: Had happened to someone.