P. Jayachandran gave a major facelift to Malayalam playback singing in the 1960's and 1970's. Malayalam film music also received heavy contributions from musicians like Johnson , M.G. Radhakrishnan , Raveendran , S.P. Venkitesh and Ouseppachan , lyricists like Sreekumaran Thampy , Yusuf Ali Kechery , and Kaithaprom Damodaran Namboodiri ,