Southern star Dhanush is happy to know that his wife Aishwarya's directorial debut "3", in which he plays the male lead, has got an U-certificate from the censor board.

"Very happy to announce that '3' has been certified as 'U'. Will announce the release date day after. God bless, " the 28-year-old tweeted.

Dhanush, a known name in the Tamil movie industry, garnered overnight popularity globally when his song "Kolaveri di" hit the YouTube.

Dhanush has teamed up with Shruti Haasan in the film.

"We are trying for a March end or April 1st week release for '3'. Will confirm soon, " he added.