[caption id="attachment_23819" align="aligncenter" width="500" caption="Mystery Girl. Photo: INFDaily.com"]Mystery Girl. Photo: INFDaily.com[/caption] Can you name this mystery celeb who was at the Topanga Mall in the San Fernando Valley Tuesday afternoon? We will give you one hint; she will be the subject of a special episode of Glee soon.  Want to find out who it is?  Take the jump with us.....