Mahalakshmi Iyer is used to 'once mores' from her audiences. In fact, once when the singer rendered her hit Kabhi Sham Dhale at a live show, she had to perform it four times! Mahalakshmi, who is raring to start another live tour to US and Canada with Shankar Ehsaan Loy with hits like Bol Na Halke Halke, Chup Chup Ke and Aaj ki Raat, goes live