Mahesh Babu unveiled a picture of his daughter on Twitter for the first time.
"She (Sitara) loves my nose. My daughter turns 1 tomorrow (Saturday). Wishing the love of our lives a very happy birthday," Mahesh posted on Twitter on Friday.
Mahesh, who is married to actress Namrata Shirodkar, also has a seven-year old son named Gautham Krishna.
Mahesh is reportedly expected to host a party for his film's crew for his daughter's birthday.
"It would be a small party with the film's crew to celebrate his daughter's first birthday. He has also taken the day off from shooting," a source from the film's unit told IANS.
Mahesh has been shooting in different parts of Europe over the last few weeks. The team is expected to return to India in August.
Directed by Sukumar, 1: Nenokkadine also features Kriti Shanon, Sayaji Shinde, Kelly Dorji, Vikram Singh and Srinivasa Reddy.