"He felt very awkward during romance scenes with Deepika Padukone (the film's heroine) with me saying 'action' and 'cut'," Soundarya Rajnikanth Ashwin told reporters here announcing a tie-up with mobile maker Karbonn.
While Rajnikanth as "appa" (father) was very protective, "he was very very professional" as an actor and this was very much evident during the making of the movie, being completely shot on motion-capture technology, she said.
The superstar supported her like most new directors, she said while recalling her experience directing him.
"I feel blessed and grateful to direct him. If God is kind enough, I shall direct another film" with Rajnikanth, she said.
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The "high-budget" film had been missing its earlier release schedule due to the ongoing technical processes in the making of the movie, she said adding the audio launch would be held here on March 9.
She said she will announce the final release date later.
Unveiling its assosication with the film unit, Karbonn Mobiles announced the 'Karbonn Kochadiyaan Signature Phone Series," which will among others, have a signature of Rajnikanth on the back cover.
Company Chairman Sudhir Hasija said it took six months to create the reality app but declined to quantify the expenditure saying it was part of the ongoing research and development (R&D) work.