Narayan will not be seen in three episodes of the Zee TV show due to prior commitments.
Kapoor, known for "Antakshari", will be on the show hosting a special "Golden Era" episode on July 10.
Actor Jay Bhanushali will also be seen hosting two episodes of the show, including an Eid celebration episode with Bollywood star Irrfan Khan, a statement from the channel said.
On the special episode with Kapoor, the 60-year-old actor will be seen recollecting memories of his popular "Anktashri" days since all the crew members and musicians working on the show were same.
The show has singer Mika Singh, music composer Pritam and Sajid-Wajid as mentors.
Narayan will join for the finale shoot scheduled to go on air on July 17.