Bollywood actor Shraddha Kapoor is very excited about her next film `Rock On 2`. She will sing her own songs in the movie. `Rock On 2` is a sequel to the 2008 hit musical `Rock On!`. The upcoming film will also star Prachi Desai, Farhan Akhtar and Arjun Rampal, who were seen in the prequel. Shraddha is training now to sing better. Singing isn`t new to her as she crooned the song `Galliyan` in `Ek Villain` and also in the movie `Haider`.