### Clue: Utterly confused on isle, with Chalmie being in the United Kingdom (7)
### Answer: UNSTUCK 
 ### Explanation: Definition: Utterly confused
 UNST(one of the Shetland Islands in Scotland) **plus**(with) [ **the 1st letter of** "Chalmie" **contained in**(in) U.K.(abbrev. for the United Kingdom) ].