Like champagne
I believe the answer is:
sparkling
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">like champagne</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for sparkling that I've seen before include "like champagne" , "Effervescent" , "Fizzy" , "Not still - like diamonds" , "Shining with brilliant points of light" .)