4 Most Melodious Hindi Song Ever with Love

The List of Melodioyus songs in Hindi are huge and I am compiling them into parts with moods that they belongs to. Here are the 4 of my favorite Melodios hindi Songs, that I think you must be hummin Ek Pyar Ka Nagama Hai (Shor - 1972)
  Kabhi Kabhi Mere Dil main (Kabhi Kabhi)
  Dil Kya Kare (Joolie)

  Hontho se choon lo tum (Premgeet - 1975)