Wikipedia has some information on the soundtrack of Blue that was not found before (track duration for most of the songs, except Yaar Mil Tha). I am not sure if this is erroneous information, but some additional singers have been listed:
http://en.wikipedia.org/wiki/Blue_(2009_film)#Music Track Song Artist(s) Duration 01 Aaj Dil Shreya Ghoshal, Sukhwinder Singh, Shaan 03:51 02 Bhoola Tujhe Rashid Ali, Farhan Akhtar 04:13 03 Chiggy Wiggy Kylie Minogue, Sonu Nigam, Suzanne 04:13 04 Rehnuma Shreya Ghoshal, Sonu Nigam, Neeraj Shridhar 05:23 05 Fiqrana Shreya Ghoshal, Vijay Prakash, Neeraj Shridhar 04:14 06 Blue Theme Blaaze, Raqeeb Alam, Sonu Kakkar, Jaspreet Singh, Neha Kakkar, Dilshad 03:44 07 Yaar Mila Tha Udit Narayan, Madhushree
