Watch the theatrical trailer of the film Happy Birthday .It is an upcoming Telugu film of 2016. The film is reportedly based on horror backdrops. The film features Sanjana, Chennamaneni Sridhar, Jyothi Sethi and Sravan Raghavendra. Sanjana will be seen portraying a different character. The music of the movie is composed by G Santhosh Reddy. The film is directed by Veera Reddy and produced by Mahesh Kalle.