I love these songs!
https://www.youtube.com/watch?v=6ibSmp2OpZA
https://www.youtube.com/watch?v=Oo-WHs3bw34
https://www.youtube.com/watch?v=qrNbG2W6IRE
https://www.youtube.com/watch?v=hoimnRd5mGs
https://www.youtube.com/watch?v=GIJmiW4q_pI
Watch the parody song in Mr India. It's just soooo funny and Sri really thrives amongst the kids.
Chandni songs
Lamhe - Morni song
All the above you've already mentioned are so lovely. Navrai from english vinglish is so perfectly hummable and great to watch.