Haldi Kumkum Pack is a social gathering in India in which married women exchange haldi (turmeric) and Kumkum(vermillion powder), as a symbol of their married status and wishing for their husbands' long lives.
In Tamil Nadu, it is celebrated as Aadiperukku aka Aadi monsoon festival is a Hindu Tamil festival celebrated on the 18th day of the Tamil month of Aadi (mid-July to mid-August). Married women invite friends, relatives and new acquaintances to meet in an atmosphere of merriment and fun.