Which Singer Sung this song "yeh hai Maikada yahaan sabka saaqi imam hai"?

I know Aziz Mian and Munni begum sung this but some other Person also sung ... some Qawwali type voice ...

You can almost certainly find what you are looking for at wikipedia.org. Just do a keyword search for it there, it has everything! Once you find it, if you want to you can go to www.songza.com to play it, they have like, every song ever. Both awesome websites for finding everything you could want to know about music.