Mumbai: Superstar Aamir Khan has praised actors Harshvardhan Kapoor and Saiyami Kher, who are making their debut with filmmaker Rakeysh Omprakash Mehra's upcoming directorial "Mirzya". The marks the debut of two star children -- Anil Kapoor's son Harshvardhan and Tanvi Azmi's niece Saiyami in the lead. After the trailer of the romantic drama film was launched, Aamir tweeted that Harshvardhan looks "terrific" and Saiyami looks beautiful. "Harsh looks terrific as 'Mirzya', and Saiyami Kher looks beautiful. Good luck to the entire team. Love. A," Aamir tweeted on Friday. The "Ghulam" star also congratulated the filmmaker and said that the film looks visually "stunning". Mehra's directorial is inspired by the tale of the legend of Mirza-Sahiban and is touted to be an epic action-romance set in contemporary times. The film is slated to hit the screens on October 7.