AK Sundaram Iyer nurtured his four sons -- A.S. Krishnan (morsing), A.S. Ranganathan (mridangam), A.S. Sankar (ghatam) and A.S. Murali (vocal and ghata m) . The lightning BS Sundar kumar in kanjira is their nephew .
What a lovely writeup , I never knew all the 5 are related till I read this writeup on March 05th,2015.
http://www.thehindu.com/features/friday ... ertainment