Complex sentence: He sang a duet with Alka Yagnik, "Tumse Badhkar Duniya Mein Na Dekha" for "Kaamchor" in 1982 and recorded some songs for the film "Saagar" with R. D. Burman.
Split into simpler sentences: He sang a duet with Alka Yagnik, "Tumse Badhkar Duniya Mein Na Dekha" for "Kaamchor" in (1982). He also recorded some songs for the film "Saagar" with R. D. Burman.