Why is Lighting a GajaVilakku considered important for Karthigai Posted on December 16, 2013 by admin Did you know that lighting a Elephant Lamp or Gaja Vilakku during Karthigai Deepam is considered very auspicious? Once upon a time there lived a King and he had only one daughter. She loved an elephant which grew with her and she considered the elephant as her own brother. After her marriage she missed her brother elephant very much. So for every Thirukarthigai/Karthigai deepam occasion, she will light elephant lamp(Gajalakshmi vilaku) and she will prepare tender coconut, elephant leg size milagu Milagu Adai, Pori,Adhirasam,Vella Seedai and keep them as neivedhyam for this festival.