Yeh Hai Mohabbatein April 21st episode: Adi starts shooting his film with a fight scene between Toshi and Madhavi. He comes to know that Raman and Ishita have never said &lsquo;I love you&rsquo; to each other. Everyone says it is important in a love story. Ruhi tries to discuss the matter with Raman and Ishita, but they scold her.Simmi and Romi inspire the couple to confess their feelings without making any delay, but it does not happen due to Raman&rsquo;s stupidity. Toshi tells Adi that Raman and Ishita have missed a number of chances where they could easily share their feelings. She tells Adi to do something. Simmi is selected for Shagun&rsquo;s role in the film.Suraj tells Ashok that he has started a separate set up as he thinks that Ashok&rsquo;s career is in danger. Ashok&rsquo;s clients refuse to work with him. When he is professionally frustrated, Shagun comes to talk with him. Shagun tells Ashok that their destiny has become the same, as his life is ruined by Mihika and hers by Ishita. She proposes that they should become friends to fight against the Iyer sisters.Mihika meets Mihir in the housing complex and says that she has some important discussion with him. She tells Mihir that Rinki was upset as he refused to go for a trip. She tells Mihir that he should find some time for his personal life. Mihir agrees with her and promises that he will manage time for the trip. Rinki sees them talking and feels irritated.