Actor Vivek Oberoi and his family are overjoyed at his younger sister Meghna giving birth to a boy.

"My sister Meghna just gave birth to a beautiful healthy baby boy! I'm officially a maama now! Thank you for all the prayers and blessings, " Vivek tweeted.

"One of the happiest moments of my life! Holding my nephew for the first time! Felt so special, " he further posted.

Meghna is married to businessman Amit Bama in 2008.