Milan opera house (2,5)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">milan opera house</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 la scala that I've seen before include "Milanese opera house" , "A Callas seen in famous Milan opera house" , "noted venue?" , "music centre" , "place to sing" .)
(Other definitions for lascala that I've seen before include "theatre" , "music venue" .)