Together — performing live (2,7)
I believe the answer is:
in concert
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">together</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I know that together can be written as in concert)</span><br/ ><br/ >'<span class="explanation-format__original">performing live</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for in concert that I've seen before include "Showing teamwork" , "All together - at a musical entertainment?" , "All together, in combination - while performing?" , "Working together" , "Acting jointly" .)