Recently, there have been a popular trend to engage wedding singers to provide some entertainment at wedding. These wedding singers can sing live' for your march-in songs too. Maybe you can consider? Haha
Yup it could be the venue coordinator or your xiong di and jiemei that are in charge in coordinating your wedding for you. If you are looking for something special, then you may want to consider getting wedding singers They can sing your march-in song "live" apart from the entertainment sections.