Siti Nurhaliza In Symphony – Live With The Malaysian Philharmonic Orchestra (or simply Siti Nurhaliza in Symphony) was a concert residency by Malaysian recording artist, Siti Nurhaliza. Held on three consecutive nights in July 2013 at Petronas Philharmonic Hall, this was her first solo concert to be backed entirely by 80-piece Malaysian Philharmonic Orchestra (MPO). The concert marked her 18th year involvement Malaysian music industry with more than 20 albums, where most songs that were performed were taken from her solo albums and couple of songs as tribute to Malaysian singers and artists who have inspired her.