K. Omanakutty
Her elder brother , M . G . Radhakrishnan was a music director in Malayalam movie industry and her younger brother , M . G . Sreekumar is a playback singer . 
<triplet> M. G. Radhakrishnan <subj> M. G. Sreekumar <obj> sibling <triplet> M. G. Sreekumar <subj> M. G. Radhakrishnan <obj> sibling