The music that plays during Prabhu Deva’s invisible dance from the song Muqabla Muqabla from Hum Se Hai Muqabala is copied from Dr. Alban’s song Mata Oh Am Eh. The music was by A.R. Rahman. Here is the song Muqabla Muqabla. Listen from 4:30.
Here is the song Mata Oh Am Eh by Dr. Alban.
The song Hakka Yella Ye from Kaun Sachcha Kaun Jhootha is also copied from the same song for the Mukhda part. The music for this song is by Rajesh Roshan.