Looking forward to Karthik Calling Karthik'r release - with Farhan Akhtar in it, it sure promises a lot! Here's about the music that just came out.

All the tracks are worth listening to - simple music, likable enough, great guitar

Hey ya
Jaane yeh kya hua (a typical KK love (amazing) song)
Kaisi hai yeh udasi
Uff teri ada