N.C. Sai Prasanthi (born on October 4, 1994) and N. C. Sai Santhoshi (born on February 12, 1996) of Vishakhapatnam, Andhra Pradesh, performed non-stop carnatic rendition of 311 kruthis, for 32 hrs 13 min, starting at 10.30 am, on October 11, 2013 and ending at, 6.43 pm, on October 12, 2013, at Sri Krishna Mandir Auditorium, Vishakhapatnam.
