Actor Akshay Kumar played the good Samaritan and allowed Ajay Devgn to use the title "Son Of Sardar", already registered with his production house.

"BIG thank you to the Rowdy Rathore @akshaykumar for letting us have his title - Son of Sardar! Ur a rockstar, (sic)" Sonakshi, who stars alongside Ajay in the film, posted on micro-blogging site Twitter.

Acknowledging Sonakshi's comments, Akshay posted that he is happy to give the title to his "brother" Ajay.

Akshay posted, "@sonakshisinha Ur 'Welcome', but Im not a 'RockStar' darlin Ranbir is, Im a 'Son of Sardar', dat is why i gav it to my 'Brother from a Different Mother' Ajay. Enjoy (sic). "

Directed by Ashwni Dhir, Ajay's home production "Son of Sardar" will be co-produced by N.R. Pachisia.